157220428

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{3169}}^1$

素因数の和:3409

約数の個数: 24

約数和(自身を含む): 280481600

約数和(自身を除く): 123261172

約数列:

[1, 2, 4, 79, 157, 158, 314, 316, 628, 3169, 6338, 12403, 12676, 24806, 49612, 250351, 497533, 500702, 995066, 1001404, 1990132, 39305107, 78610214, 157220428]

約数ペア:

[(1, 157220428), (2, 78610214), (4, 39305107), (79, 1990132), (157, 1001404), (158, 995066), (314, 500702), (316, 497533), (628, 250351), (3169, 49612), (6338, 24806), (12403, 12676)]