531993

素因数分解:

$3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1$

素因数の和:82

約数の個数: 32

約数和(自身を含む): 921600

約数和(自身を除く): 389607

約数列:

[1, 3, 7, 11, 21, 33, 47, 49, 77, 141, 147, 231, 329, 343, 517, 539, 987, 1029, 1551, 1617, 2303, 3619, 3773, 6909, 10857, 11319, 16121, 25333, 48363, 75999, 177331, 531993]

約数ペア:

[(1, 531993), (3, 177331), (7, 75999), (11, 48363), (21, 25333), (33, 16121), (47, 11319), (49, 10857), (77, 6909), (141, 3773), (147, 3619), (231, 2303), (329, 1617), (343, 1551), (517, 1029), (539, 987)]