289479736

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:285

約数の個数: 128

約数和(自身を含む): 701890560

約数和(自身を除く): 412410824

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 91, 101, 104, 124, 127, 182, 202, 217, 248, 254, 364, 403, 404, 434, 508, 707, 728, 806, 808, 868, 889, 1016, 1313, 1414, 1612, 1651, 1736, 1778, 2626, 2821, 2828, 3131, 3224, 3302, 3556, 3937, 5252, 5642, 5656, 6262, 6604, 7112, 7874, 9191, 10504, 11284, 11557, 12524, 12827, 13208, 15748, 18382, 21917, 22568, 23114, 25048, 25654, 27559, 31496, 36764, 40703, 43834, 46228, 51181, 51308, 55118, 73528, 81406, 87668, 89789, 92456, 102362, 102616, 110236, 162812, 166751, 175336, 179578, 204724, 220472, 284921, 325624, 333502, 358267, 359156, 397637, 409448, 569842, 667004, 716534, 718312, 795274, 1139684, 1167257, 1334008, 1433068, 1590548, 2279368, 2334514, 2783459, 2866136, 3181096, 4669028, 5169281, 5566918, 9338056, 10338562, 11133836, 20677124, 22267672, 36184967, 41354248, 72369934, 144739868, 289479736]

約数ペア:

[(1, 289479736), (2, 144739868), (4, 72369934), (7, 41354248), (8, 36184967), (13, 22267672), (14, 20677124), (26, 11133836), (28, 10338562), (31, 9338056), (52, 5566918), (56, 5169281), (62, 4669028), (91, 3181096), (101, 2866136), (104, 2783459), (124, 2334514), (127, 2279368), (182, 1590548), (202, 1433068), (217, 1334008), (248, 1167257), (254, 1139684), (364, 795274), (403, 718312), (404, 716534), (434, 667004), (508, 569842), (707, 409448), (728, 397637), (806, 359156), (808, 358267), (868, 333502), (889, 325624), (1016, 284921), (1313, 220472), (1414, 204724), (1612, 179578), (1651, 175336), (1736, 166751), (1778, 162812), (2626, 110236), (2821, 102616), (2828, 102362), (3131, 92456), (3224, 89789), (3302, 87668), (3556, 81406), (3937, 73528), (5252, 55118), (5642, 51308), (5656, 51181), (6262, 46228), (6604, 43834), (7112, 40703), (7874, 36764), (9191, 31496), (10504, 27559), (11284, 25654), (11557, 25048), (12524, 23114), (12827, 22568), (13208, 21917), (15748, 18382)]