4147209

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{257}}^1$

素因数の和:437

約数の個数: 24

約数和(自身を含む): 6600672

約数和(自身を除く): 2453463

約数列:

[1, 3, 9, 11, 33, 99, 163, 257, 489, 771, 1467, 1793, 2313, 2827, 5379, 8481, 16137, 25443, 41891, 125673, 377019, 460801, 1382403, 4147209]

約数ペア:

[(1, 4147209), (3, 1382403), (9, 460801), (11, 377019), (33, 125673), (99, 41891), (163, 25443), (257, 16137), (489, 8481), (771, 5379), (1467, 2827), (1793, 2313)]