1664080691

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{1087}}^1\times {\mathrm{16823}}^1$

素因数の和:17930

約数の個数: 16

約数和(自身を含む): 2050105344

約数和(自身を除く): 386024653

約数列:

[1, 7, 13, 91, 1087, 7609, 14131, 16823, 98917, 117761, 218699, 1530893, 18286601, 128006207, 237725813, 1664080691]

約数ペア:

[(1, 1664080691), (7, 237725813), (13, 128006207), (91, 18286601), (1087, 1530893), (7609, 218699), (14131, 117761), (16823, 98917)]