131980642

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1\times {\mathrm{3217}}^1$

素因数の和:3573

約数の個数: 16

約数和(自身を含む): 201459672

約数和(自身を除く): 69479030

約数列:

[1, 2, 73, 146, 281, 562, 3217, 6434, 20513, 41026, 234841, 469682, 903977, 1807954, 65990321, 131980642]

約数ペア:

[(1, 131980642), (2, 65990321), (73, 1807954), (146, 903977), (281, 469682), (562, 234841), (3217, 41026), (6434, 20513)]