257067251

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{93923}}^1$

素因数の和:93970

約数の個数: 16

約数和(自身を含む): 324601344

約数和(自身を除く): 67534093

約数列:

[1, 7, 17, 23, 119, 161, 391, 2737, 93923, 657461, 1596691, 2160229, 11176837, 15121603, 36723893, 257067251]

約数ペア:

[(1, 257067251), (7, 36723893), (17, 15121603), (23, 11176837), (119, 2160229), (161, 1596691), (391, 657461), (2737, 93923)]