639472414

素因数分解:

$2^1\times 7^1\times {\mathrm{601}}^1\times {\mathrm{76001}}^1$

素因数の和:76611

約数の個数: 16

約数和(自身を含む): 1098076896

約数和(自身を除く): 458604482

約数列:

[1, 2, 7, 14, 601, 1202, 4207, 8414, 76001, 152002, 532007, 1064014, 45676601, 91353202, 319736207, 639472414]

約数ペア:

[(1, 639472414), (2, 319736207), (7, 91353202), (14, 45676601), (601, 1064014), (1202, 532007), (4207, 152002), (8414, 76001)]