31379733

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{45281}}^1$

素因数の和:45305

約数の個数: 24

約数和(自身を含む): 56511936

約数和(自身を除く): 25132203

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 45281, 135843, 316967, 407529, 498091, 950901, 1494273, 2852703, 3486637, 4482819, 10459911, 31379733]

約数ペア:

[(1, 31379733), (3, 10459911), (7, 4482819), (9, 3486637), (11, 2852703), (21, 1494273), (33, 950901), (63, 498091), (77, 407529), (99, 316967), (231, 135843), (693, 45281)]