990168174

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{263}}^1\times {\mathrm{5653}}^1$

素因数の和:5961

約数の個数: 48

約数和(自身を含む): 2212116192

約数和(自身を除く): 1221948018

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 263, 333, 526, 666, 789, 1578, 2367, 4734, 5653, 9731, 11306, 16959, 19462, 29193, 33918, 50877, 58386, 87579, 101754, 175158, 209161, 418322, 627483, 1254966, 1486739, 1882449, 2973478, 3764898, 4460217, 8920434, 13380651, 26761302, 55009343, 110018686, 165028029, 330056058, 495084087, 990168174]

約数ペア:

[(1, 990168174), (2, 495084087), (3, 330056058), (6, 165028029), (9, 110018686), (18, 55009343), (37, 26761302), (74, 13380651), (111, 8920434), (222, 4460217), (263, 3764898), (333, 2973478), (526, 1882449), (666, 1486739), (789, 1254966), (1578, 627483), (2367, 418322), (4734, 209161), (5653, 175158), (9731, 101754), (11306, 87579), (16959, 58386), (19462, 50877), (29193, 33918)]