55250991

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{631}}^1$

素因数の和:713

約数の個数: 40

約数和(自身を含む): 88095744

約数和(自身を除く): 32844753

約数列:

[1, 3, 9, 23, 27, 47, 69, 81, 141, 207, 423, 621, 631, 1081, 1269, 1863, 1893, 3243, 3807, 5679, 9729, 14513, 17037, 29187, 29657, 43539, 51111, 87561, 88971, 130617, 266913, 391851, 682111, 800739, 1175553, 2046333, 2402217, 6138999, 18416997, 55250991]

約数ペア:

[(1, 55250991), (3, 18416997), (9, 6138999), (23, 2402217), (27, 2046333), (47, 1175553), (69, 800739), (81, 682111), (141, 391851), (207, 266913), (423, 130617), (621, 88971), (631, 87561), (1081, 51111), (1269, 43539), (1863, 29657), (1893, 29187), (3243, 17037), (3807, 14513), (5679, 9729)]