1613508728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{761}}^1$

素因数の和:865

約数の個数: 128

約数和(自身を含む): 3648456000

約数和(自身を除く): 2034947272

約数列:

[1, 2, 4, 8, 13, 19, 26, 29, 37, 38, 52, 58, 74, 76, 104, 116, 148, 152, 232, 247, 296, 377, 481, 494, 551, 703, 754, 761, 962, 988, 1073, 1102, 1406, 1508, 1522, 1924, 1976, 2146, 2204, 2812, 3016, 3044, 3848, 4292, 4408, 5624, 6088, 7163, 8584, 9139, 9893, 13949, 14326, 14459, 18278, 19786, 20387, 22069, 27898, 28157, 28652, 28918, 36556, 39572, 40774, 44138, 55796, 56314, 57304, 57836, 73112, 79144, 81548, 88276, 111592, 112628, 115672, 163096, 176552, 187967, 225256, 265031, 286897, 366041, 375934, 419311, 530062, 534983, 573794, 732082, 751868, 816553, 838622, 1060124, 1069966, 1147588, 1464164, 1503736, 1633106, 1677244, 2120248, 2139932, 2295176, 2928328, 3266212, 3354488, 4279864, 5451043, 6532424, 6954779, 10615189, 10902086, 13909558, 15514507, 21230378, 21804172, 27819116, 31029014, 42460756, 43608344, 55638232, 62058028, 84921512, 124116056, 201688591, 403377182, 806754364, 1613508728]

約数ペア:

[(1, 1613508728), (2, 806754364), (4, 403377182), (8, 201688591), (13, 124116056), (19, 84921512), (26, 62058028), (29, 55638232), (37, 43608344), (38, 42460756), (52, 31029014), (58, 27819116), (74, 21804172), (76, 21230378), (104, 15514507), (116, 13909558), (148, 10902086), (152, 10615189), (232, 6954779), (247, 6532424), (296, 5451043), (377, 4279864), (481, 3354488), (494, 3266212), (551, 2928328), (703, 2295176), (754, 2139932), (761, 2120248), (962, 1677244), (988, 1633106), (1073, 1503736), (1102, 1464164), (1406, 1147588), (1508, 1069966), (1522, 1060124), (1924, 838622), (1976, 816553), (2146, 751868), (2204, 732082), (2812, 573794), (3016, 534983), (3044, 530062), (3848, 419311), (4292, 375934), (4408, 366041), (5624, 286897), (6088, 265031), (7163, 225256), (8584, 187967), (9139, 176552), (9893, 163096), (13949, 115672), (14326, 112628), (14459, 111592), (18278, 88276), (19786, 81548), (20387, 79144), (22069, 73112), (27898, 57836), (28157, 57304), (28652, 56314), (28918, 55796), (36556, 44138), (39572, 40774)]