81433818

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{122273}}^1$

素因数の和:122318

約数の個数: 24

約数和(自身を含む): 181210068

約数和(自身を除く): 99776250

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 122273, 244546, 366819, 733638, 1100457, 2200914, 4524101, 9048202, 13572303, 27144606, 40716909, 81433818]

約数ペア:

[(1, 81433818), (2, 40716909), (3, 27144606), (6, 13572303), (9, 9048202), (18, 4524101), (37, 2200914), (74, 1100457), (111, 733638), (222, 366819), (333, 244546), (666, 122273)]