221539112

素因数分解:

$2^3\times {\mathrm{1223}}^1\times {\mathrm{22643}}^1$

素因数の和:23872

約数の個数: 16

約数和(自身を含む): 415743840

約数和(自身を除く): 194204728

約数列:

[1, 2, 4, 8, 1223, 2446, 4892, 9784, 22643, 45286, 90572, 181144, 27692389, 55384778, 110769556, 221539112]

約数ペア:

[(1, 221539112), (2, 110769556), (4, 55384778), (8, 27692389), (1223, 181144), (2446, 90572), (4892, 45286), (9784, 22643)]