521494064

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2693}}^1$

素因数の和:2747

約数の個数: 120

約数和(自身を含む): 1332883440

約数和(自身を除く): 811389376

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 49, 52, 56, 76, 91, 98, 104, 112, 133, 152, 182, 196, 208, 247, 266, 304, 364, 392, 494, 532, 637, 728, 784, 931, 988, 1064, 1274, 1456, 1729, 1862, 1976, 2128, 2548, 2693, 3458, 3724, 3952, 5096, 5386, 6916, 7448, 10192, 10772, 12103, 13832, 14896, 18851, 21544, 24206, 27664, 35009, 37702, 43088, 48412, 51167, 70018, 75404, 96824, 102334, 131957, 140036, 150808, 193648, 204668, 245063, 263914, 280072, 301616, 358169, 409336, 490126, 527828, 560144, 665171, 716338, 818672, 980252, 1055656, 1330342, 1432676, 1715441, 1960504, 2111312, 2507183, 2660684, 2865352, 3430882, 3921008, 4656197, 5014366, 5321368, 5730704, 6861764, 9312394, 10028732, 10642736, 13723528, 18624788, 20057464, 27447056, 32593379, 37249576, 40114928, 65186758, 74499152, 130373516, 260747032, 521494064]

約数ペア:

[(1, 521494064), (2, 260747032), (4, 130373516), (7, 74499152), (8, 65186758), (13, 40114928), (14, 37249576), (16, 32593379), (19, 27447056), (26, 20057464), (28, 18624788), (38, 13723528), (49, 10642736), (52, 10028732), (56, 9312394), (76, 6861764), (91, 5730704), (98, 5321368), (104, 5014366), (112, 4656197), (133, 3921008), (152, 3430882), (182, 2865352), (196, 2660684), (208, 2507183), (247, 2111312), (266, 1960504), (304, 1715441), (364, 1432676), (392, 1330342), (494, 1055656), (532, 980252), (637, 818672), (728, 716338), (784, 665171), (931, 560144), (988, 527828), (1064, 490126), (1274, 409336), (1456, 358169), (1729, 301616), (1862, 280072), (1976, 263914), (2128, 245063), (2548, 204668), (2693, 193648), (3458, 150808), (3724, 140036), (3952, 131957), (5096, 102334), (5386, 96824), (6916, 75404), (7448, 70018), (10192, 51167), (10772, 48412), (12103, 43088), (13832, 37702), (14896, 35009), (18851, 27664), (21544, 24206)]