81621870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{247339}}^1$

素因数の和:247360

約数の個数: 32

約数和(自身を含む): 213701760

約数和(自身を除く): 132079890

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 247339, 494678, 742017, 1236695, 1484034, 2473390, 2720729, 3710085, 5441458, 7420170, 8162187, 13603645, 16324374, 27207290, 40810935, 81621870]

約数ペア:

[(1, 81621870), (2, 40810935), (3, 27207290), (5, 16324374), (6, 13603645), (10, 8162187), (11, 7420170), (15, 5441458), (22, 3710085), (30, 2720729), (33, 2473390), (55, 1484034), (66, 1236695), (110, 742017), (165, 494678), (330, 247339)]