80839857

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 130999680

約数和(自身を除く): 50159823

約数列:

[1, 3, 7, 21, 37, 49, 89, 111, 147, 167, 259, 267, 501, 623, 777, 1169, 1813, 1869, 3293, 3507, 4361, 5439, 6179, 8183, 9879, 13083, 14863, 18537, 23051, 24549, 43253, 44589, 69153, 104041, 129759, 161357, 302771, 312123, 484071, 549931, 728287, 908313, 1649793, 2184861, 3849517, 11548551, 26946619, 80839857]

約数ペア:

[(1, 80839857), (3, 26946619), (7, 11548551), (21, 3849517), (37, 2184861), (49, 1649793), (89, 908313), (111, 728287), (147, 549931), (167, 484071), (259, 312123), (267, 302771), (501, 161357), (623, 129759), (777, 104041), (1169, 69153), (1813, 44589), (1869, 43253), (3293, 24549), (3507, 23051), (4361, 18537), (5439, 14863), (6179, 13083), (8183, 9879)]