1020899555

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{4787}}^1$

素因数の和:5015

約数の個数: 32

約数和(自身を含む): 1404454464

約数和(自身を除く): 383554909

約数列:

[1, 5, 13, 17, 65, 85, 193, 221, 965, 1105, 2509, 3281, 4787, 12545, 16405, 23935, 42653, 62231, 81379, 213265, 311155, 406895, 923891, 1057927, 4619455, 5289635, 12010583, 15706147, 60052915, 78530735, 204179911, 1020899555]

約数ペア:

[(1, 1020899555), (5, 204179911), (13, 78530735), (17, 60052915), (65, 15706147), (85, 12010583), (193, 5289635), (221, 4619455), (965, 1057927), (1105, 923891), (2509, 406895), (3281, 311155), (4787, 213265), (12545, 81379), (16405, 62231), (23935, 42653)]