168289919

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61487}}^1$

素因数の和:61534

約数の個数: 16

約数和(自身を含む): 212502528

約数和(自身を除く): 44212609

約数列:

[1, 7, 17, 23, 119, 161, 391, 2737, 61487, 430409, 1045279, 1414201, 7316953, 9899407, 24041417, 168289919]

約数ペア:

[(1, 168289919), (7, 24041417), (17, 9899407), (23, 7316953), (119, 1414201), (161, 1045279), (391, 430409), (2737, 61487)]