31452183

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 54253056

約数和(自身を除く): 22800873

約数列:

[1, 3, 7, 9, 21, 37, 63, 103, 111, 131, 259, 309, 333, 393, 721, 777, 917, 927, 1179, 2163, 2331, 2751, 3811, 4847, 6489, 8253, 11433, 13493, 14541, 26677, 33929, 34299, 40479, 43623, 80031, 94451, 101787, 121437, 240093, 283353, 305361, 499241, 850059, 1497723, 3494687, 4493169, 10484061, 31452183]

約数ペア:

[(1, 31452183), (3, 10484061), (7, 4493169), (9, 3494687), (21, 1497723), (37, 850059), (63, 499241), (103, 305361), (111, 283353), (131, 240093), (259, 121437), (309, 101787), (333, 94451), (393, 80031), (721, 43623), (777, 40479), (917, 34299), (927, 33929), (1179, 26677), (2163, 14541), (2331, 13493), (2751, 11433), (3811, 8253), (4847, 6489)]