81254162

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{10831}}^1$

素因数の和:10886

約数の個数: 24

約数和(自身を含む): 138302976

約数和(自身を除く): 57048814

約数列:

[1, 2, 11, 22, 31, 62, 121, 242, 341, 682, 3751, 7502, 10831, 21662, 119141, 238282, 335761, 671522, 1310551, 2621102, 3693371, 7386742, 40627081, 81254162]

約数ペア:

[(1, 81254162), (2, 40627081), (11, 7386742), (22, 3693371), (31, 2621102), (62, 1310551), (121, 671522), (242, 335761), (341, 238282), (682, 119141), (3751, 21662), (7502, 10831)]