501917208

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:441

約数の個数: 128

約数和(自身を含む): 1393459200

約数和(自身を除く): 891541992

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 53, 78, 104, 106, 127, 156, 159, 212, 239, 254, 312, 318, 381, 424, 478, 508, 636, 689, 717, 762, 956, 1016, 1272, 1378, 1434, 1524, 1651, 1912, 2067, 2756, 2868, 3048, 3107, 3302, 4134, 4953, 5512, 5736, 6214, 6604, 6731, 8268, 9321, 9906, 12428, 12667, 13208, 13462, 16536, 18642, 19812, 20193, 24856, 25334, 26924, 30353, 37284, 38001, 39624, 40386, 50668, 53848, 60706, 74568, 76002, 80772, 87503, 91059, 101336, 121412, 152004, 161544, 164671, 175006, 182118, 242824, 262509, 304008, 329342, 350012, 364236, 394589, 494013, 525018, 658684, 700024, 728472, 789178, 988026, 1050036, 1183767, 1317368, 1578356, 1608709, 1976052, 2100072, 2367534, 3156712, 3217418, 3952104, 4735068, 4826127, 6434836, 9470136, 9652254, 12869672, 19304508, 20913217, 38609016, 41826434, 62739651, 83652868, 125479302, 167305736, 250958604, 501917208]

約数ペア:

[(1, 501917208), (2, 250958604), (3, 167305736), (4, 125479302), (6, 83652868), (8, 62739651), (12, 41826434), (13, 38609016), (24, 20913217), (26, 19304508), (39, 12869672), (52, 9652254), (53, 9470136), (78, 6434836), (104, 4826127), (106, 4735068), (127, 3952104), (156, 3217418), (159, 3156712), (212, 2367534), (239, 2100072), (254, 1976052), (312, 1608709), (318, 1578356), (381, 1317368), (424, 1183767), (478, 1050036), (508, 988026), (636, 789178), (689, 728472), (717, 700024), (762, 658684), (956, 525018), (1016, 494013), (1272, 394589), (1378, 364236), (1434, 350012), (1524, 329342), (1651, 304008), (1912, 262509), (2067, 242824), (2756, 182118), (2868, 175006), (3048, 164671), (3107, 161544), (3302, 152004), (4134, 121412), (4953, 101336), (5512, 91059), (5736, 87503), (6214, 80772), (6604, 76002), (6731, 74568), (8268, 60706), (9321, 53848), (9906, 50668), (12428, 40386), (12667, 39624), (13208, 38001), (13462, 37284), (16536, 30353), (18642, 26924), (19812, 25334), (20193, 24856)]