31650972717

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{307}}^1\times {\mathrm{1567}}^1$

素因数の和:2138

約数の個数: 64

約数和(自身を含む): 52358856704

約数和(自身を除く): 20707883987

約数列:

[1, 3, 7, 13, 21, 39, 91, 241, 273, 307, 723, 921, 1567, 1687, 2149, 3133, 3991, 4701, 5061, 6447, 9399, 10969, 11973, 20371, 21931, 27937, 32907, 61113, 65793, 73987, 83811, 142597, 221961, 377647, 427791, 481069, 517909, 961831, 1132941, 1443207, 1553727, 2643529, 2885493, 3367483, 4909411, 6253897, 6732817, 7930587, 10102449, 14728233, 18761691, 20198451, 34365877, 43777279, 103097631, 115937629, 131331837, 347812887, 811563403, 1507189177, 2434690209, 4521567531, 10550324239, 31650972717]

約数ペア:

[(1, 31650972717), (3, 10550324239), (7, 4521567531), (13, 2434690209), (21, 1507189177), (39, 811563403), (91, 347812887), (241, 131331837), (273, 115937629), (307, 103097631), (723, 43777279), (921, 34365877), (1567, 20198451), (1687, 18761691), (2149, 14728233), (3133, 10102449), (3991, 7930587), (4701, 6732817), (5061, 6253897), (6447, 4909411), (9399, 3367483), (10969, 2885493), (11973, 2643529), (20371, 1553727), (21931, 1443207), (27937, 1132941), (32907, 961831), (61113, 517909), (65793, 481069), (73987, 427791), (83811, 377647), (142597, 221961)]