64721398

素因数分解:

$2^1\times 7^1\times {\mathrm{2089}}^1\times {\mathrm{2213}}^1$

素因数の和:4311

約数の個数: 16

約数和(自身を含む): 111054240

約数和(自身を除く): 46332842

約数列:

[1, 2, 7, 14, 2089, 2213, 4178, 4426, 14623, 15491, 29246, 30982, 4622957, 9245914, 32360699, 64721398]

約数ペア:

[(1, 64721398), (2, 32360699), (7, 9245914), (14, 4622957), (2089, 30982), (2213, 29246), (4178, 15491), (4426, 14623)]