306540481

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4639}}^1$

素因数の和:4705

約数の個数: 24

約数和(自身を含む): 366819840

約数和(自身を除く): 60279359

約数列:

[1, 13, 17, 23, 169, 221, 299, 391, 2873, 3887, 4639, 5083, 60307, 66079, 78863, 106697, 783991, 1025219, 1387061, 1813849, 13327847, 18031793, 23580037, 306540481]

約数ペア:

[(1, 306540481), (13, 23580037), (17, 18031793), (23, 13327847), (169, 1813849), (221, 1387061), (299, 1025219), (391, 783991), (2873, 106697), (3887, 78863), (4639, 66079), (5083, 60307)]