1296990401

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{8941}}^1$

素因数の和:9041

約数の個数: 32

約数和(自身を含む): 1668791808

約数和(自身を除く): 371801407

約数列:

[1, 7, 17, 23, 53, 119, 161, 371, 391, 901, 1219, 2737, 6307, 8533, 8941, 20723, 62587, 145061, 151997, 205643, 473873, 1063979, 1439501, 3317111, 3495931, 8055841, 10899079, 24471517, 56390887, 76293553, 185284343, 1296990401]

約数ペア:

[(1, 1296990401), (7, 185284343), (17, 76293553), (23, 56390887), (53, 24471517), (119, 10899079), (161, 8055841), (371, 3495931), (391, 3317111), (901, 1439501), (1219, 1063979), (2737, 473873), (6307, 205643), (8533, 151997), (8941, 145061), (20723, 62587)]