28245769916

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{1447}}^1$

素因数の和:1688

約数の個数: 144

約数和(自身を含む): 63672892416

約数和(自身を除く): 35427122500

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 47, 49, 52, 91, 94, 98, 163, 182, 188, 196, 326, 329, 364, 611, 637, 652, 658, 1141, 1222, 1274, 1316, 1447, 2119, 2282, 2303, 2444, 2548, 2894, 4238, 4277, 4564, 4606, 5788, 7661, 7987, 8476, 8554, 9212, 10129, 14833, 15322, 15974, 17108, 18811, 20258, 29666, 29939, 30644, 31948, 37622, 40516, 53627, 59332, 59878, 68009, 70903, 75244, 99593, 103831, 107254, 119756, 131677, 136018, 141806, 199186, 207662, 214508, 235861, 263354, 272036, 283612, 375389, 398372, 415324, 471722, 476063, 526708, 697151, 750778, 884117, 921739, 943444, 952126, 1394302, 1501556, 1651027, 1768234, 1843478, 1904252, 2788604, 3066193, 3302054, 3332441, 3536468, 3686956, 4880057, 6132386, 6188819, 6604108, 6664882, 9760114, 11085467, 11557189, 12264772, 12377638, 13329764, 19520228, 21463351, 22170934, 23114378, 24755276, 42926702, 43321733, 44341868, 46228756, 77598269, 85853404, 86643466, 144111071, 150243457, 155196538, 173286932, 288222142, 300486914, 310393076, 543187883, 576444284, 600973828, 1008777497, 1086375766, 2017554994, 2172751532, 4035109988, 7061442479, 14122884958, 28245769916]

約数ペア:

[(1, 28245769916), (2, 14122884958), (4, 7061442479), (7, 4035109988), (13, 2172751532), (14, 2017554994), (26, 1086375766), (28, 1008777497), (47, 600973828), (49, 576444284), (52, 543187883), (91, 310393076), (94, 300486914), (98, 288222142), (163, 173286932), (182, 155196538), (188, 150243457), (196, 144111071), (326, 86643466), (329, 85853404), (364, 77598269), (611, 46228756), (637, 44341868), (652, 43321733), (658, 42926702), (1141, 24755276), (1222, 23114378), (1274, 22170934), (1316, 21463351), (1447, 19520228), (2119, 13329764), (2282, 12377638), (2303, 12264772), (2444, 11557189), (2548, 11085467), (2894, 9760114), (4238, 6664882), (4277, 6604108), (4564, 6188819), (4606, 6132386), (5788, 4880057), (7661, 3686956), (7987, 3536468), (8476, 3332441), (8554, 3302054), (9212, 3066193), (10129, 2788604), (14833, 1904252), (15322, 1843478), (15974, 1768234), (17108, 1651027), (18811, 1501556), (20258, 1394302), (29666, 952126), (29939, 943444), (30644, 921739), (31948, 884117), (37622, 750778), (40516, 697151), (53627, 526708), (59332, 476063), (59878, 471722), (68009, 415324), (70903, 398372), (75244, 375389), (99593, 283612), (103831, 272036), (107254, 263354), (119756, 235861), (131677, 214508), (136018, 207662), (141806, 199186)]