68399163

素因数分解:

$3^2\times 7^1\times {\mathrm{311}}^1\times {\mathrm{3491}}^1$

素因数の和:3815

約数の個数: 24

約数和(自身を含む): 113308416

約数和(自身を除く): 44909253

約数列:

[1, 3, 7, 9, 21, 63, 311, 933, 2177, 2799, 3491, 6531, 10473, 19593, 24437, 31419, 73311, 219933, 1085701, 3257103, 7599907, 9771309, 22799721, 68399163]

約数ペア:

[(1, 68399163), (3, 22799721), (7, 9771309), (9, 7599907), (21, 3257103), (63, 1085701), (311, 219933), (933, 73311), (2177, 31419), (2799, 24437), (3491, 19593), (6531, 10473)]