81130574

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{28547}}^1$

素因数の和:28592

約数の個数: 24

約数和(自身を含む): 146451240

約数和(自身を除く): 65320666

約数列:

[1, 2, 7, 14, 29, 49, 58, 98, 203, 406, 1421, 2842, 28547, 57094, 199829, 399658, 827863, 1398803, 1655726, 2797606, 5795041, 11590082, 40565287, 81130574]

約数ペア:

[(1, 81130574), (2, 40565287), (7, 11590082), (14, 5795041), (29, 2797606), (49, 1655726), (58, 1398803), (98, 827863), (203, 399658), (406, 199829), (1421, 57094), (2842, 28547)]