642607999

素因数分解:

${\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{990151}}^1$

素因数の和:990221

約数の個数: 8

約数和(自身を含む): 712909440

約数和(自身を除く): 70301441

約数列:

[1, 11, 59, 649, 990151, 10891661, 58418909, 642607999]

約数ペア:

[(1, 642607999), (11, 58418909), (59, 10891661), (649, 990151)]