1639366561

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1\times {\mathrm{599}}^1$

素因数の和:909

約数の個数: 32

約数和(自身を含む): 1990656000

約数和(自身を除く): 351289439

約数列:

[1, 7, 23, 89, 161, 191, 599, 623, 1337, 2047, 4193, 4393, 13777, 14329, 16999, 30751, 53311, 96439, 114409, 118993, 373177, 390977, 800863, 1226153, 2631407, 2736839, 8583071, 10182401, 18419849, 71276807, 234195223, 1639366561]

約数ペア:

[(1, 1639366561), (7, 234195223), (23, 71276807), (89, 18419849), (161, 10182401), (191, 8583071), (599, 2736839), (623, 2631407), (1337, 1226153), (2047, 800863), (4193, 390977), (4393, 373177), (13777, 118993), (14329, 114409), (16999, 96439), (30751, 53311)]