128147785

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{827}}^1\times {\mathrm{1823}}^1$

素因数の和:2672

約数の個数: 16

約数和(自身を含む): 163109376

約数和(自身を除く): 34961591

約数列:

[1, 5, 17, 85, 827, 1823, 4135, 9115, 14059, 30991, 70295, 154955, 1507621, 7538105, 25629557, 128147785]

約数ペア:

[(1, 128147785), (5, 25629557), (17, 7538105), (85, 1507621), (827, 154955), (1823, 70295), (4135, 30991), (9115, 14059)]