579968897207

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{81439}}^1$

素因数の和:81636

約数の個数: 48

約数和(自身を含む): 721936281600

約数和(自身を除く): 141967384393

約数列:

[1, 7, 23, 49, 71, 89, 161, 497, 623, 1127, 1633, 2047, 3479, 4361, 6319, 11431, 14329, 44233, 80017, 81439, 100303, 145337, 309631, 570073, 1017359, 1873097, 3990511, 5782169, 7121513, 7248071, 13111679, 40475183, 50736497, 91781753, 132989887, 166705633, 283326281, 355155479, 514613041, 930929209, 1166939431, 3602291287, 6516504463, 8168576017, 11836099943, 25216039009, 82852699601, 579968897207]

約数ペア:

[(1, 579968897207), (7, 82852699601), (23, 25216039009), (49, 11836099943), (71, 8168576017), (89, 6516504463), (161, 3602291287), (497, 1166939431), (623, 930929209), (1127, 514613041), (1633, 355155479), (2047, 283326281), (3479, 166705633), (4361, 132989887), (6319, 91781753), (11431, 50736497), (14329, 40475183), (44233, 13111679), (80017, 7248071), (81439, 7121513), (100303, 5782169), (145337, 3990511), (309631, 1873097), (570073, 1017359)]