40538511

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{823}}^1$

素因数の和:1263

約数の個数: 24

約数和(自身を含む): 63286496

約数和(自身を除く): 22747985

約数列:

[1, 3, 9, 13, 39, 117, 421, 823, 1263, 2469, 3789, 5473, 7407, 10699, 16419, 32097, 49257, 96291, 346483, 1039449, 3118347, 4504279, 13512837, 40538511]

約数ペア:

[(1, 40538511), (3, 13512837), (9, 4504279), (13, 3118347), (39, 1039449), (117, 346483), (421, 96291), (823, 49257), (1263, 32097), (2469, 16419), (3789, 10699), (5473, 7407)]