81271154

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{12569}}^1$

素因数の和:12685

約数の個数: 16

約数和(自身を含む): 126253080

約数和(自身を除く): 44981926

約数列:

[1, 2, 53, 61, 106, 122, 3233, 6466, 12569, 25138, 666157, 766709, 1332314, 1533418, 40635577, 81271154]

約数ペア:

[(1, 81271154), (2, 40635577), (53, 1533418), (61, 1332314), (106, 766709), (122, 666157), (3233, 25138), (6466, 12569)]