201644855

素因数分解:

$5^1\times {\mathrm{163}}^1\times {\mathrm{401}}^1\times {\mathrm{617}}^1$

素因数の和:1186

約数の個数: 16

約数和(自身を含む): 244461024

約数和(自身を除く): 42816169

約数列:

[1, 5, 163, 401, 617, 815, 2005, 3085, 65363, 100571, 247417, 326815, 502855, 1237085, 40328971, 201644855]

約数ペア:

[(1, 201644855), (5, 40328971), (163, 1237085), (401, 502855), (617, 326815), (815, 247417), (2005, 100571), (3085, 65363)]