28248668

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1831}}^1$

素因数の和:1890

約数の個数: 48

約数和(自身を含む): 61555200

約数和(自身を除く): 33306532

約数列:

[1, 2, 4, 7, 14, 19, 28, 29, 38, 58, 76, 116, 133, 203, 266, 406, 532, 551, 812, 1102, 1831, 2204, 3662, 3857, 7324, 7714, 12817, 15428, 25634, 34789, 51268, 53099, 69578, 106198, 139156, 212396, 243523, 371693, 487046, 743386, 974092, 1008881, 1486772, 2017762, 4035524, 7062167, 14124334, 28248668]

約数ペア:

[(1, 28248668), (2, 14124334), (4, 7062167), (7, 4035524), (14, 2017762), (19, 1486772), (28, 1008881), (29, 974092), (38, 743386), (58, 487046), (76, 371693), (116, 243523), (133, 212396), (203, 139156), (266, 106198), (406, 69578), (532, 53099), (551, 51268), (812, 34789), (1102, 25634), (1831, 15428), (2204, 12817), (3662, 7714), (3857, 7324)]