213036309

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{14407}}^1$

素因数の和:14497

約数の個数: 24

約数和(自身を含む): 323661312

約数和(自身を除く): 110625003

約数列:

[1, 3, 9, 31, 53, 93, 159, 279, 477, 1643, 4929, 14407, 14787, 43221, 129663, 446617, 763571, 1339851, 2290713, 4019553, 6872139, 23670701, 71012103, 213036309]

約数ペア:

[(1, 213036309), (3, 71012103), (9, 23670701), (31, 6872139), (53, 4019553), (93, 2290713), (159, 1339851), (279, 763571), (477, 446617), (1643, 129663), (4929, 43221), (14407, 14787)]