71379455

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{499}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 101184000

約数和(自身を除く): 29804545

約数列:

[1, 5, 7, 35, 61, 67, 305, 335, 427, 469, 499, 2135, 2345, 2495, 3493, 4087, 17465, 20435, 28609, 30439, 33433, 143045, 152195, 167165, 213073, 234031, 1065365, 1170155, 2039413, 10197065, 14275891, 71379455]

約数ペア:

[(1, 71379455), (5, 14275891), (7, 10197065), (35, 2039413), (61, 1170155), (67, 1065365), (305, 234031), (335, 213073), (427, 167165), (469, 152195), (499, 143045), (2135, 33433), (2345, 30439), (2495, 28609), (3493, 20435), (4087, 17465)]