641148914

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2693903}}^1$

素因数の和:2693929

約数の個数: 16

約数和(自身を含む): 1163766528

約数和(自身を除く): 522617614

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 2693903, 5387806, 18857321, 37714642, 45796351, 91592702, 320574457, 641148914]

約数ペア:

[(1, 641148914), (2, 320574457), (7, 91592702), (14, 45796351), (17, 37714642), (34, 18857321), (119, 5387806), (238, 2693903)]