221499647

素因数分解:

${\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{1259}}^1$

素因数の和:1486

約数の個数: 16

約数和(自身を含む): 239500800

約数和(自身を除く): 18001153

約数列:

[1, 17, 79, 131, 1259, 1343, 2227, 10349, 21403, 99461, 164929, 175933, 1690837, 2803793, 13029391, 221499647]

約数ペア:

[(1, 221499647), (17, 13029391), (79, 2803793), (131, 1690837), (1259, 175933), (1343, 164929), (2227, 99461), (10349, 21403)]