221401899

素因数分解:

$3^2\times {\mathrm{103}}^1\times {\mathrm{238837}}^1$

素因数の和:238946

約数の個数: 12

約数和(自身を含む): 322908976

約数和(自身を除く): 101507077

約数列:

[1, 3, 9, 103, 309, 927, 238837, 716511, 2149533, 24600211, 73800633, 221401899]

約数ペア:

[(1, 221401899), (3, 73800633), (9, 24600211), (103, 2149533), (309, 716511), (927, 238837)]