2109871679

素因数分解:

${\mathrm{509}}^1\times {\mathrm{661}}^1\times {\mathrm{6271}}^1$

素因数の和:7441

約数の個数: 8

約数和(自身を含む): 2117552640

約数和(自身を除く): 7680961

約数列:

[1, 509, 661, 6271, 336449, 3191939, 4145131, 2109871679]

約数ペア:

[(1, 2109871679), (509, 4145131), (661, 3191939), (6271, 336449)]