27980708

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2027}}^1$

素因数の和:2084

約数の個数: 48

約数和(自身を含む): 61326720

約数和(自身を除く): 33346012

約数列:

[1, 2, 4, 7, 14, 17, 28, 29, 34, 58, 68, 116, 119, 203, 238, 406, 476, 493, 812, 986, 1972, 2027, 3451, 4054, 6902, 8108, 13804, 14189, 28378, 34459, 56756, 58783, 68918, 117566, 137836, 235132, 241213, 411481, 482426, 822962, 964852, 999311, 1645924, 1998622, 3997244, 6995177, 13990354, 27980708]

約数ペア:

[(1, 27980708), (2, 13990354), (4, 6995177), (7, 3997244), (14, 1998622), (17, 1645924), (28, 999311), (29, 964852), (34, 822962), (58, 482426), (68, 411481), (116, 241213), (119, 235132), (203, 137836), (238, 117566), (406, 68918), (476, 58783), (493, 56756), (812, 34459), (986, 28378), (1972, 14189), (2027, 13804), (3451, 8108), (4054, 6902)]