71215518

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{233}}^1\times {\mathrm{421}}^1$

素因数の和:681

約数の個数: 48

約数和(自身を含む): 157601808

約数和(自身を除く): 86386290

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 233, 242, 363, 421, 466, 699, 726, 842, 1263, 1398, 2526, 2563, 4631, 5126, 7689, 9262, 13893, 15378, 27786, 28193, 50941, 56386, 84579, 98093, 101882, 152823, 169158, 196186, 294279, 305646, 588558, 1079023, 2158046, 3237069, 6474138, 11869253, 23738506, 35607759, 71215518]

約数ペア:

[(1, 71215518), (2, 35607759), (3, 23738506), (6, 11869253), (11, 6474138), (22, 3237069), (33, 2158046), (66, 1079023), (121, 588558), (233, 305646), (242, 294279), (363, 196186), (421, 169158), (466, 152823), (699, 101882), (726, 98093), (842, 84579), (1263, 56386), (1398, 50941), (2526, 28193), (2563, 27786), (4631, 15378), (5126, 13893), (7689, 9262)]