18216165

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{977}}^1$

素因数の和:1109

約数の個数: 32

約数和(自身を含む): 32109696

約数和(自身を除く): 13893531

約数列:

[1, 3, 5, 11, 15, 33, 55, 113, 165, 339, 565, 977, 1243, 1695, 2931, 3729, 4885, 6215, 10747, 14655, 18645, 32241, 53735, 110401, 161205, 331203, 552005, 1214411, 1656015, 3643233, 6072055, 18216165]

約数ペア:

[(1, 18216165), (3, 6072055), (5, 3643233), (11, 1656015), (15, 1214411), (33, 552005), (55, 331203), (113, 161205), (165, 110401), (339, 53735), (565, 32241), (977, 18645), (1243, 14655), (1695, 10747), (2931, 6215), (3729, 4885)]