204894557

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{74861}}^1$

素因数の和:74908

約数の個数: 16

約数和(自身を含む): 258723072

約数和(自身を除く): 53828515

約数列:

[1, 7, 17, 23, 119, 161, 391, 2737, 74861, 524027, 1272637, 1721803, 8908459, 12052621, 29270651, 204894557]

約数ペア:

[(1, 204894557), (7, 29270651), (17, 12052621), (23, 8908459), (119, 1721803), (161, 1272637), (391, 524027), (2737, 74861)]