28912072

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{937}}^1$

素因数の和:998

約数の個数: 64

約数和(自身を含む): 67536000

約数和(自身を除く): 38623928

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 29, 38, 56, 58, 76, 116, 133, 152, 203, 232, 266, 406, 532, 551, 812, 937, 1064, 1102, 1624, 1874, 2204, 3748, 3857, 4408, 6559, 7496, 7714, 13118, 15428, 17803, 26236, 27173, 30856, 35606, 52472, 54346, 71212, 108692, 124621, 142424, 190211, 217384, 249242, 380422, 498484, 516287, 760844, 996968, 1032574, 1521688, 2065148, 3614009, 4130296, 7228018, 14456036, 28912072]

約数ペア:

[(1, 28912072), (2, 14456036), (4, 7228018), (7, 4130296), (8, 3614009), (14, 2065148), (19, 1521688), (28, 1032574), (29, 996968), (38, 760844), (56, 516287), (58, 498484), (76, 380422), (116, 249242), (133, 217384), (152, 190211), (203, 142424), (232, 124621), (266, 108692), (406, 71212), (532, 54346), (551, 52472), (812, 35606), (937, 30856), (1064, 27173), (1102, 26236), (1624, 17803), (1874, 15428), (2204, 13118), (3748, 7714), (3857, 7496), (4408, 6559)]