12355915

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1571}}^1$

素因数の和:1611

約数の個数: 24

約数和(自身を含む): 17562384

約数和(自身を除く): 5206469

約数列:

[1, 5, 11, 13, 55, 65, 121, 143, 605, 715, 1571, 1573, 7855, 7865, 17281, 20423, 86405, 102115, 190091, 224653, 950455, 1123265, 2471183, 12355915]

約数ペア:

[(1, 12355915), (5, 2471183), (11, 1123265), (13, 950455), (55, 224653), (65, 190091), (121, 102115), (143, 86405), (605, 20423), (715, 17281), (1571, 7865), (1573, 7855)]