15641028

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1759}}^1$

素因数の和:1801

約数の個数: 72

約数和(自身を含む): 44844800

約数和(自身を除く): 29203772

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 228, 234, 247, 342, 468, 494, 684, 741, 988, 1482, 1759, 2223, 2964, 3518, 4446, 5277, 7036, 8892, 10554, 15831, 21108, 22867, 31662, 33421, 45734, 63324, 66842, 68601, 91468, 100263, 133684, 137202, 200526, 205803, 274404, 300789, 401052, 411606, 434473, 601578, 823212, 868946, 1203156, 1303419, 1737892, 2606838, 3910257, 5213676, 7820514, 15641028]

約数ペア:

[(1, 15641028), (2, 7820514), (3, 5213676), (4, 3910257), (6, 2606838), (9, 1737892), (12, 1303419), (13, 1203156), (18, 868946), (19, 823212), (26, 601578), (36, 434473), (38, 411606), (39, 401052), (52, 300789), (57, 274404), (76, 205803), (78, 200526), (114, 137202), (117, 133684), (156, 100263), (171, 91468), (228, 68601), (234, 66842), (247, 63324), (342, 45734), (468, 33421), (494, 31662), (684, 22867), (741, 21108), (988, 15831), (1482, 10554), (1759, 8892), (2223, 7036), (2964, 5277), (3518, 4446)]