396494

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:359

約数の個数: 16

約数和(自身を含む): 688128

約数和(自身を除く): 291634

約数列:

[1, 2, 7, 14, 127, 223, 254, 446, 889, 1561, 1778, 3122, 28321, 56642, 198247, 396494]

約数ペア:

[(1, 396494), (2, 198247), (7, 56642), (14, 28321), (127, 3122), (223, 1778), (254, 1561), (446, 889)]