207325690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{144983}}^1$

素因数の和:145014

約数の個数: 32

約数和(自身を含む): 438431616

約数和(自身を除く): 231105926

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 144983, 289966, 724915, 1449830, 1594813, 1884779, 3189626, 3769558, 7974065, 9423895, 15948130, 18847790, 20732569, 41465138, 103662845, 207325690]

約数ペア:

[(1, 207325690), (2, 103662845), (5, 41465138), (10, 20732569), (11, 18847790), (13, 15948130), (22, 9423895), (26, 7974065), (55, 3769558), (65, 3189626), (110, 1884779), (130, 1594813), (143, 1449830), (286, 724915), (715, 289966), (1430, 144983)]