218344731

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{21139}}^1$

素因数の和:21466

約数の個数: 16

約数和(自身を含む): 318622080

約数和(自身を除く): 100277349

約数列:

[1, 3, 11, 33, 313, 939, 3443, 10329, 21139, 63417, 232529, 697587, 6616507, 19849521, 72781577, 218344731]

約数ペア:

[(1, 218344731), (3, 72781577), (11, 19849521), (33, 6616507), (313, 697587), (939, 232529), (3443, 63417), (10329, 21139)]