51745239

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:157

約数の個数: 96

約数和(自身を含む): 99800064

約数和(自身を除く): 48054825

約数列:

[1, 3, 7, 9, 13, 21, 23, 39, 41, 63, 67, 69, 91, 117, 123, 161, 201, 207, 273, 287, 299, 369, 469, 483, 533, 603, 819, 861, 871, 897, 943, 1407, 1449, 1541, 1599, 2093, 2583, 2613, 2691, 2747, 2829, 3731, 4221, 4623, 4797, 6097, 6279, 6601, 7839, 8241, 8487, 10787, 11193, 12259, 13869, 18291, 18837, 19229, 19803, 20033, 24723, 32361, 33579, 35711, 36777, 54873, 57687, 59409, 60099, 63181, 85813, 97083, 107133, 110331, 140231, 173061, 180297, 189543, 249977, 257439, 321399, 420693, 442267, 568629, 749931, 772317, 821353, 1262079, 1326801, 2249793, 2464059, 3980403, 5749471, 7392177, 17248413, 51745239]

約数ペア:

[(1, 51745239), (3, 17248413), (7, 7392177), (9, 5749471), (13, 3980403), (21, 2464059), (23, 2249793), (39, 1326801), (41, 1262079), (63, 821353), (67, 772317), (69, 749931), (91, 568629), (117, 442267), (123, 420693), (161, 321399), (201, 257439), (207, 249977), (273, 189543), (287, 180297), (299, 173061), (369, 140231), (469, 110331), (483, 107133), (533, 97083), (603, 85813), (819, 63181), (861, 60099), (871, 59409), (897, 57687), (943, 54873), (1407, 36777), (1449, 35711), (1541, 33579), (1599, 32361), (2093, 24723), (2583, 20033), (2613, 19803), (2691, 19229), (2747, 18837), (2829, 18291), (3731, 13869), (4221, 12259), (4623, 11193), (4797, 10787), (6097, 8487), (6279, 8241), (6601, 7839)]