291250539

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{181}}^1\times {\mathrm{977}}^1$

素因数の和:1228

約数の個数: 32

約数和(自身を含む): 441430080

約数和(自身を除く): 150179541

約数列:

[1, 3, 9, 27, 61, 181, 183, 543, 549, 977, 1629, 1647, 2931, 4887, 8793, 11041, 26379, 33123, 59597, 99369, 176837, 178791, 298107, 530511, 536373, 1591533, 1609119, 4774599, 10787057, 32361171, 97083513, 291250539]

約数ペア:

[(1, 291250539), (3, 97083513), (9, 32361171), (27, 10787057), (61, 4774599), (181, 1609119), (183, 1591533), (543, 536373), (549, 530511), (977, 298107), (1629, 178791), (1647, 176837), (2931, 99369), (4887, 59597), (8793, 33123), (11041, 26379)]