31198145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{547}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 44032896

約数和(自身を除く): 12834751

約数列:

[1, 5, 11, 17, 55, 61, 85, 187, 305, 547, 671, 935, 1037, 2735, 3355, 5185, 6017, 9299, 11407, 30085, 33367, 46495, 57035, 102289, 166835, 367037, 511445, 567239, 1835185, 2836195, 6239629, 31198145]

約数ペア:

[(1, 31198145), (5, 6239629), (11, 2836195), (17, 1835185), (55, 567239), (61, 511445), (85, 367037), (187, 166835), (305, 102289), (547, 57035), (671, 46495), (935, 33367), (1037, 30085), (2735, 11407), (3355, 9299), (5185, 6017)]