222884481

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{103}}^2\times {\mathrm{149}}^1$

素因数の和:405

約数の個数: 24

約数和(自身を含む): 308534400

約数和(自身を除く): 85649919

約数列:

[1, 3, 47, 103, 141, 149, 309, 447, 4841, 7003, 10609, 14523, 15347, 21009, 31827, 46041, 498623, 721309, 1495869, 1580741, 2163927, 4742223, 74294827, 222884481]

約数ペア:

[(1, 222884481), (3, 74294827), (47, 4742223), (103, 2163927), (141, 1580741), (149, 1495869), (309, 721309), (447, 498623), (4841, 46041), (7003, 31827), (10609, 21009), (14523, 15347)]