81021132

素因数分解:

$2^2\times 3^2\times {\mathrm{691}}^1\times {\mathrm{3257}}^1$

素因数の和:3958

約数の個数: 36

約数和(自身を含む): 205162776

約数和(自身を除く): 124141644

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 691, 1382, 2073, 2764, 3257, 4146, 6219, 6514, 8292, 9771, 12438, 13028, 19542, 24876, 29313, 39084, 58626, 117252, 2250587, 4501174, 6751761, 9002348, 13503522, 20255283, 27007044, 40510566, 81021132]

約数ペア:

[(1, 81021132), (2, 40510566), (3, 27007044), (4, 20255283), (6, 13503522), (9, 9002348), (12, 6751761), (18, 4501174), (36, 2250587), (691, 117252), (1382, 58626), (2073, 39084), (2764, 29313), (3257, 24876), (4146, 19542), (6219, 13028), (6514, 12438), (8292, 9771)]