205412974

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^2\times {\mathrm{199}}^1$

素因数の和:317

約数の個数: 48

約数和(自身を含む): 354564000

約数和(自身を除く): 149151026

約数列:

[1, 2, 13, 26, 29, 37, 58, 74, 199, 377, 398, 481, 754, 962, 1073, 1369, 2146, 2587, 2738, 5174, 5771, 7363, 11542, 13949, 14726, 17797, 27898, 35594, 39701, 75023, 79402, 95719, 150046, 191438, 213527, 272431, 427054, 516113, 544862, 1032226, 2775851, 3541603, 5551702, 7083206, 7900499, 15800998, 102706487, 205412974]

約数ペア:

[(1, 205412974), (2, 102706487), (13, 15800998), (26, 7900499), (29, 7083206), (37, 5551702), (58, 3541603), (74, 2775851), (199, 1032226), (377, 544862), (398, 516113), (481, 427054), (754, 272431), (962, 213527), (1073, 191438), (1369, 150046), (2146, 95719), (2587, 79402), (2738, 75023), (5174, 39701), (5771, 35594), (7363, 27898), (11542, 17797), (13949, 14726)]