128796685

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{18899}}^1$

素因数の和:18980

約数の個数: 16

約数和(自身を含む): 163296000

約数和(自身を除く): 34499315

約数列:

[1, 5, 29, 47, 145, 235, 1363, 6815, 18899, 94495, 548071, 888253, 2740355, 4441265, 25759337, 128796685]

約数ペア:

[(1, 128796685), (5, 25759337), (29, 4441265), (47, 2740355), (145, 888253), (235, 548071), (1363, 94495), (6815, 18899)]