201364821

素因数分解:

$3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{19609}}^1$

素因数の和:19785

約数の個数: 24

約数和(自身を含む): 334468160

約数和(自身を除く): 133103339

約数列:

[1, 3, 7, 9, 21, 63, 163, 489, 1141, 1467, 3423, 10269, 19609, 58827, 137263, 176481, 411789, 1235367, 3196267, 9588801, 22373869, 28766403, 67121607, 201364821]

約数ペア:

[(1, 201364821), (3, 67121607), (7, 28766403), (9, 22373869), (21, 9588801), (63, 3196267), (163, 1235367), (489, 411789), (1141, 176481), (1467, 137263), (3423, 58827), (10269, 19609)]