218061389

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{1543}}^1\times {\mathrm{1553}}^1$

素因数の和:3116

約数の個数: 16

約数和(自身を含む): 268730112

約数和(自身を除く): 50668723

約数列:

[1, 7, 13, 91, 1543, 1553, 10801, 10871, 20059, 20189, 140413, 141323, 2396279, 16773953, 31151627, 218061389]

約数ペア:

[(1, 218061389), (7, 31151627), (13, 16773953), (91, 2396279), (1543, 141323), (1553, 140413), (10801, 20189), (10871, 20059)]