139145545

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{51631}}^1$

素因数の和:51661

約数の個数: 24

約数和(自身を含む): 211897728

約数和(自身を除く): 72752183

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 385, 539, 2695, 51631, 258155, 361417, 567941, 1807085, 2529919, 2839705, 3975587, 12649595, 19877935, 27829109, 139145545]

約数ペア:

[(1, 139145545), (5, 27829109), (7, 19877935), (11, 12649595), (35, 3975587), (49, 2839705), (55, 2529919), (77, 1807085), (245, 567941), (385, 361417), (539, 258155), (2695, 51631)]