28307448

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{593}}^1$

素因数の和:638

約数の個数: 128

約数和(自身を含む): 89812800

約数和(自身を除く): 61505352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 17, 18, 24, 26, 27, 34, 36, 39, 51, 52, 54, 68, 72, 78, 102, 104, 108, 117, 136, 153, 156, 204, 216, 221, 234, 306, 312, 351, 408, 442, 459, 468, 593, 612, 663, 702, 884, 918, 936, 1186, 1224, 1326, 1404, 1768, 1779, 1836, 1989, 2372, 2652, 2808, 3558, 3672, 3978, 4744, 5304, 5337, 5967, 7116, 7709, 7956, 10081, 10674, 11934, 14232, 15418, 15912, 16011, 20162, 21348, 23127, 23868, 30243, 30836, 32022, 40324, 42696, 46254, 47736, 60486, 61672, 64044, 69381, 80648, 90729, 92508, 120972, 128088, 131053, 138762, 181458, 185016, 208143, 241944, 262106, 272187, 277524, 362916, 393159, 416286, 524212, 544374, 555048, 725832, 786318, 832572, 1048424, 1088748, 1179477, 1572636, 1665144, 2177496, 2358954, 3145272, 3538431, 4717908, 7076862, 9435816, 14153724, 28307448]

約数ペア:

[(1, 28307448), (2, 14153724), (3, 9435816), (4, 7076862), (6, 4717908), (8, 3538431), (9, 3145272), (12, 2358954), (13, 2177496), (17, 1665144), (18, 1572636), (24, 1179477), (26, 1088748), (27, 1048424), (34, 832572), (36, 786318), (39, 725832), (51, 555048), (52, 544374), (54, 524212), (68, 416286), (72, 393159), (78, 362916), (102, 277524), (104, 272187), (108, 262106), (117, 241944), (136, 208143), (153, 185016), (156, 181458), (204, 138762), (216, 131053), (221, 128088), (234, 120972), (306, 92508), (312, 90729), (351, 80648), (408, 69381), (442, 64044), (459, 61672), (468, 60486), (593, 47736), (612, 46254), (663, 42696), (702, 40324), (884, 32022), (918, 30836), (936, 30243), (1186, 23868), (1224, 23127), (1326, 21348), (1404, 20162), (1768, 16011), (1779, 15912), (1836, 15418), (1989, 14232), (2372, 11934), (2652, 10674), (2808, 10081), (3558, 7956), (3672, 7709), (3978, 7116), (4744, 5967), (5304, 5337)]