253139907

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{43117}}^1$

素因数の和:43242

約数の個数: 16

約数和(自身を含む): 358741760

約数和(自身を除く): 105601853

約数列:

[1, 3, 19, 57, 103, 309, 1957, 5871, 43117, 129351, 819223, 2457669, 4441051, 13323153, 84379969, 253139907]

約数ペア:

[(1, 253139907), (3, 84379969), (19, 13323153), (57, 4441051), (103, 2457669), (309, 819223), (1957, 129351), (5871, 43117)]