81754618

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{293}}^1\times {\mathrm{1153}}^1$

素因数の和:1470

約数の個数: 24

約数和(自身を含む): 135371124

約数和(自身を除く): 53616506

約数列:

[1, 2, 11, 22, 121, 242, 293, 586, 1153, 2306, 3223, 6446, 12683, 25366, 35453, 70906, 139513, 279026, 337829, 675658, 3716119, 7432238, 40877309, 81754618]

約数ペア:

[(1, 81754618), (2, 40877309), (11, 7432238), (22, 3716119), (121, 675658), (242, 337829), (293, 279026), (586, 139513), (1153, 70906), (2306, 35453), (3223, 25366), (6446, 12683)]