678889198

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{3617}}^1\times {\mathrm{7219}}^1$

素因数の和:10851

約数の個数: 16

約数和(自身を含む): 1097122320

約数和(自身を除く): 418233122

約数列:

[1, 2, 13, 26, 3617, 7219, 7234, 14438, 47021, 93847, 94042, 187694, 26111123, 52222246, 339444599, 678889198]

約数ペア:

[(1, 678889198), (2, 339444599), (13, 52222246), (26, 26111123), (3617, 187694), (7219, 94042), (7234, 93847), (14438, 47021)]