209531406

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{4988843}}^1$

素因数の和:4988855

約数の個数: 16

約数和(自身を含む): 478929024

約数和(自身を除く): 269397618

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 4988843, 9977686, 14966529, 29933058, 34921901, 69843802, 104765703, 209531406]

約数ペア:

[(1, 209531406), (2, 104765703), (3, 69843802), (6, 34921901), (7, 29933058), (14, 14966529), (21, 9977686), (42, 4988843)]