201273215

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 289488864

約数和(自身を除く): 88215649

約数列:

[1, 5, 11, 13, 55, 65, 121, 143, 157, 163, 605, 715, 785, 815, 1573, 1727, 1793, 2041, 2119, 7865, 8635, 8965, 10205, 10595, 18997, 19723, 22451, 23309, 25591, 94985, 98615, 112255, 116545, 127955, 246961, 256399, 281501, 332683, 1234805, 1281995, 1407505, 1663415, 3096511, 3659513, 15482555, 18297565, 40254643, 201273215]

約数ペア:

[(1, 201273215), (5, 40254643), (11, 18297565), (13, 15482555), (55, 3659513), (65, 3096511), (121, 1663415), (143, 1407505), (157, 1281995), (163, 1234805), (605, 332683), (715, 281501), (785, 256399), (815, 246961), (1573, 127955), (1727, 116545), (1793, 112255), (2041, 98615), (2119, 94985), (7865, 25591), (8635, 23309), (8965, 22451), (10205, 19723), (10595, 18997)]