68186559

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1787}}^1$

素因数の和:1899

約数の個数: 32

約数和(自身を含む): 109854720

約数和(自身を除く): 41668161

約数列:

[1, 3, 7, 21, 23, 69, 79, 161, 237, 483, 553, 1659, 1787, 1817, 5361, 5451, 12509, 12719, 37527, 38157, 41101, 123303, 141173, 287707, 423519, 863121, 988211, 2964633, 3246979, 9740937, 22728853, 68186559]

約数ペア:

[(1, 68186559), (3, 22728853), (7, 9740937), (21, 3246979), (23, 2964633), (69, 988211), (79, 863121), (161, 423519), (237, 287707), (483, 141173), (553, 123303), (1659, 41101), (1787, 38157), (1817, 37527), (5361, 12719), (5451, 12509)]