997060405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{111217}}^1$

素因数の和:111396

約数の個数: 16

約数和(自身を含む): 1313262144

約数和(自身を除く): 316201739

約数列:

[1, 5, 11, 55, 163, 815, 1793, 8965, 111217, 556085, 1223387, 6116935, 18128371, 90641855, 199412081, 997060405]

約数ペア:

[(1, 997060405), (5, 199412081), (11, 90641855), (55, 18128371), (163, 6116935), (815, 1223387), (1793, 556085), (8965, 111217)]