51391158

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1543}}^1$

素因数の和:1629

約数の個数: 64

約数和(自身を含む): 128658432

約数和(自身を除く): 77267274

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 61, 78, 91, 122, 182, 183, 273, 366, 427, 546, 793, 854, 1281, 1543, 1586, 2379, 2562, 3086, 4629, 4758, 5551, 9258, 10801, 11102, 16653, 20059, 21602, 32403, 33306, 40118, 60177, 64806, 94123, 120354, 140413, 188246, 280826, 282369, 421239, 564738, 658861, 842478, 1223599, 1317722, 1976583, 2447198, 3670797, 3953166, 7341594, 8565193, 17130386, 25695579, 51391158]

約数ペア:

[(1, 51391158), (2, 25695579), (3, 17130386), (6, 8565193), (7, 7341594), (13, 3953166), (14, 3670797), (21, 2447198), (26, 1976583), (39, 1317722), (42, 1223599), (61, 842478), (78, 658861), (91, 564738), (122, 421239), (182, 282369), (183, 280826), (273, 188246), (366, 140413), (427, 120354), (546, 94123), (793, 64806), (854, 60177), (1281, 40118), (1543, 33306), (1586, 32403), (2379, 21602), (2562, 20059), (3086, 16653), (4629, 11102), (4758, 10801), (5551, 9258)]