81180138

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1040771}}^1$

素因数の和:1040789

約数の個数: 16

約数和(自身を含む): 174849696

約数和(自身を除く): 93669558

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1040771, 2081542, 3122313, 6244626, 13530023, 27060046, 40590069, 81180138]

約数ペア:

[(1, 81180138), (2, 40590069), (3, 27060046), (6, 13530023), (13, 6244626), (26, 3122313), (39, 2081542), (78, 1040771)]