81971292

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{525457}}^1$

素因数の和:525477

約数の個数: 24

約数和(自身を含む): 205979536

約数和(自身を除く): 124008244

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 525457, 1050914, 1576371, 2101828, 3152742, 6305484, 6830941, 13661882, 20492823, 27323764, 40985646, 81971292]

約数ペア:

[(1, 81971292), (2, 40985646), (3, 27323764), (4, 20492823), (6, 13661882), (12, 6830941), (13, 6305484), (26, 3152742), (39, 2101828), (52, 1576371), (78, 1050914), (156, 525457)]