171952495

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{21863}}^1$

素因数の和:21903

約数の個数: 24

約数和(自身を含む): 244264608

約数和(自身を除く): 72312113

約数列:

[1, 5, 11, 13, 55, 65, 121, 143, 605, 715, 1573, 7865, 21863, 109315, 240493, 284219, 1202465, 1421095, 2645423, 3126409, 13227115, 15632045, 34390499, 171952495]

約数ペア:

[(1, 171952495), (5, 34390499), (11, 15632045), (13, 13227115), (55, 3126409), (65, 2645423), (121, 1421095), (143, 1202465), (605, 284219), (715, 240493), (1573, 109315), (7865, 21863)]