311947209

素因数分解:

$3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{45427}}^1$

素因数の和:45549

約数の個数: 24

約数和(自身を含む): 519696320

約数和(自身を除く): 207749111

約数列:

[1, 3, 7, 9, 21, 63, 109, 327, 763, 981, 2289, 6867, 45427, 136281, 317989, 408843, 953967, 2861901, 4951543, 14854629, 34660801, 44563887, 103982403, 311947209]

約数ペア:

[(1, 311947209), (3, 103982403), (7, 44563887), (9, 34660801), (21, 14854629), (63, 4951543), (109, 2861901), (327, 953967), (763, 408843), (981, 317989), (2289, 136281), (6867, 45427)]