221337309

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{811}}^1\times {\mathrm{3137}}^1$

素因数の和:3980

約数の個数: 16

約数和(自身を含む): 305766720

約数和(自身を除く): 84429411

約数列:

[1, 3, 29, 87, 811, 2433, 3137, 9411, 23519, 70557, 90973, 272919, 2544107, 7632321, 73779103, 221337309]

約数ペア:

[(1, 221337309), (3, 73779103), (29, 7632321), (87, 2544107), (811, 272919), (2433, 90973), (3137, 70557), (9411, 23519)]