72644871

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{241}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 107331840

約数和(自身を除く): 34686969

約数列:

[1, 3, 13, 39, 59, 131, 177, 241, 393, 723, 767, 1703, 2301, 3133, 5109, 7729, 9399, 14219, 23187, 31571, 42657, 94713, 100477, 184847, 301431, 410423, 554541, 1231269, 1862689, 5588067, 24214957, 72644871]

約数ペア:

[(1, 72644871), (3, 24214957), (13, 5588067), (39, 1862689), (59, 1231269), (131, 554541), (177, 410423), (241, 301431), (393, 184847), (723, 100477), (767, 94713), (1703, 42657), (2301, 31571), (3133, 23187), (5109, 14219), (7729, 9399)]