664446722

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1\times {\mathrm{21347}}^1$

素因数の和:21625

約数の個数: 16

約数和(自身を含む): 1014456960

約数和(自身を除く): 350010238

約数列:

[1, 2, 79, 158, 197, 394, 15563, 21347, 31126, 42694, 1686413, 3372826, 4205359, 8410718, 332223361, 664446722]

約数ペア:

[(1, 664446722), (2, 332223361), (79, 8410718), (158, 4205359), (197, 3372826), (394, 1686413), (15563, 42694), (21347, 31126)]