201587981

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{472103}}^1$

素因数の和:472171

約数の個数: 8

約数和(自身を含む): 234163584

約数和(自身を除く): 32575603

約数列:

[1, 7, 61, 427, 472103, 3304721, 28798283, 201587981]

約数ペア:

[(1, 201587981), (7, 28798283), (61, 3304721), (427, 472103)]