1587830881

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1493}}^1$

素因数の和:1586

約数の個数: 48

約数和(自身を含む): 2099727360

約数和(自身を除く): 511896479

約数列:

[1, 7, 13, 29, 31, 91, 169, 203, 217, 377, 403, 899, 1183, 1493, 2639, 2821, 4901, 5239, 6293, 10451, 11687, 19409, 34307, 36673, 43297, 46283, 81809, 135863, 151931, 252317, 303079, 323981, 562861, 601679, 1063517, 1342207, 1766219, 3940027, 4211753, 7317193, 7821827, 9395449, 17448691, 51220351, 54752789, 122140837, 226832983, 1587830881]

約数ペア:

[(1, 1587830881), (7, 226832983), (13, 122140837), (29, 54752789), (31, 51220351), (91, 17448691), (169, 9395449), (203, 7821827), (217, 7317193), (377, 4211753), (403, 3940027), (899, 1766219), (1183, 1342207), (1493, 1063517), (2639, 601679), (2821, 562861), (4901, 323981), (5239, 303079), (6293, 252317), (10451, 151931), (11687, 135863), (19409, 81809), (34307, 46283), (36673, 43297)]