2021113875

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{2707}}^1$

素因数の和:2917

約数の個数: 64

約数和(自身を含む): 3690505728

約数和(自身を除く): 1669391853

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 125, 165, 181, 275, 375, 543, 825, 905, 1375, 1991, 2707, 2715, 4125, 4525, 5973, 8121, 9955, 13535, 13575, 22625, 29777, 29865, 40605, 49775, 67675, 67875, 89331, 148885, 149325, 203025, 248875, 338375, 446655, 489967, 744425, 746625, 1015125, 1469901, 2233275, 2449835, 3722125, 5389637, 7349505, 11166375, 12249175, 16168911, 26948185, 36747525, 61245875, 80844555, 134740925, 183737625, 404222775, 673704625, 2021113875]

約数ペア:

[(1, 2021113875), (3, 673704625), (5, 404222775), (11, 183737625), (15, 134740925), (25, 80844555), (33, 61245875), (55, 36747525), (75, 26948185), (125, 16168911), (165, 12249175), (181, 11166375), (275, 7349505), (375, 5389637), (543, 3722125), (825, 2449835), (905, 2233275), (1375, 1469901), (1991, 1015125), (2707, 746625), (2715, 744425), (4125, 489967), (4525, 446655), (5973, 338375), (8121, 248875), (9955, 203025), (13535, 149325), (13575, 148885), (22625, 89331), (29777, 67875), (29865, 67675), (40605, 49775)]