81051045

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1\times {\mathrm{379}}^1$

素因数の和:709

約数の個数: 32

約数和(自身を含む): 132969600

約数和(自身を除く): 51918555

約数列:

[1, 3, 5, 15, 53, 159, 265, 269, 379, 795, 807, 1137, 1345, 1895, 4035, 5685, 14257, 20087, 42771, 60261, 71285, 100435, 101951, 213855, 301305, 305853, 509755, 1529265, 5403403, 16210209, 27017015, 81051045]

約数ペア:

[(1, 81051045), (3, 27017015), (5, 16210209), (15, 5403403), (53, 1529265), (159, 509755), (265, 305853), (269, 301305), (379, 213855), (795, 101951), (807, 100435), (1137, 71285), (1345, 60261), (1895, 42771), (4035, 20087), (5685, 14257)]