193312721

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{3257}}^1$

素因数の和:3464

約数の個数: 16

約数和(自身を含む): 226235520

約数和(自身を除く): 32922799

約数列:

[1, 7, 61, 139, 427, 973, 3257, 8479, 22799, 59353, 198677, 452723, 1390739, 3169061, 27616103, 193312721]

約数ペア:

[(1, 193312721), (7, 27616103), (61, 3169061), (139, 1390739), (427, 452723), (973, 198677), (3257, 59353), (8479, 22799)]