396474911

素因数分解:

$7^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1\times {\mathrm{2687}}^1$

素因数の和:2998

約数の個数: 16

約数和(自身を含む): 459841536

約数和(自身を除く): 63366625

約数列:

[1, 7, 107, 197, 749, 1379, 2687, 18809, 21079, 147553, 287509, 529339, 2012563, 3705373, 56639273, 396474911]

約数ペア:

[(1, 396474911), (7, 56639273), (107, 3705373), (197, 2012563), (749, 529339), (1379, 287509), (2687, 147553), (18809, 21079)]