202140281

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{491}}^1\times {\mathrm{571}}^1$

素因数の和:1172

約数の個数: 16

約数和(自身を含む): 234144768

約数和(自身を除く): 32004487

約数列:

[1, 7, 103, 491, 571, 721, 3437, 3997, 50573, 58813, 280361, 354011, 411691, 1962527, 28877183, 202140281]

約数ペア:

[(1, 202140281), (7, 28877183), (103, 1962527), (491, 411691), (571, 354011), (721, 280361), (3437, 58813), (3997, 50573)]