1990974721

素因数分解:

${\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{635891}}^1$

素因数の和:636023

約数の個数: 8

約数和(自身を含む): 2075551488

約数和(自身を除く): 84576767

約数列:

[1, 31, 101, 3131, 635891, 19712621, 64224991, 1990974721]

約数ペア:

[(1, 1990974721), (31, 64224991), (101, 19712621), (3131, 635891)]