87242751

素因数分解:

$3^4\times {\mathrm{103}}^1\times {\mathrm{10457}}^1$

素因数の和:10572

約数の個数: 20

約数和(自身を含む): 131603472

約数和(自身を除く): 44360721

約数列:

[1, 3, 9, 27, 81, 103, 309, 927, 2781, 8343, 10457, 31371, 94113, 282339, 847017, 1077071, 3231213, 9693639, 29080917, 87242751]

約数ペア:

[(1, 87242751), (3, 29080917), (9, 9693639), (27, 3231213), (81, 1077071), (103, 847017), (309, 282339), (927, 94113), (2781, 31371), (8343, 10457)]