201498196

素因数分解:

$2^2\times {\mathrm{157}}^1\times {\mathrm{499}}^1\times {\mathrm{643}}^1$

素因数の和:1303

約数の個数: 24

約数和(自身を含む): 356132000

約数和(自身を除く): 154633804

約数列:

[1, 2, 4, 157, 314, 499, 628, 643, 998, 1286, 1996, 2572, 78343, 100951, 156686, 201902, 313372, 320857, 403804, 641714, 1283428, 50374549, 100749098, 201498196]

約数ペア:

[(1, 201498196), (2, 100749098), (4, 50374549), (157, 1283428), (314, 641714), (499, 403804), (628, 320857), (643, 313372), (998, 201902), (1286, 156686), (1996, 100951), (2572, 78343)]