81908376

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{691}}^1$

素因数の和:1160

約数の個数: 64

約数和(自身を含む): 224208000

約数和(自身を除く): 142299624

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 449, 691, 898, 1347, 1382, 1796, 2073, 2694, 2764, 3592, 4146, 4939, 5388, 5528, 7601, 8292, 9878, 10776, 14817, 15202, 16584, 19756, 22803, 29634, 30404, 39512, 45606, 59268, 60808, 91212, 118536, 182424, 310259, 620518, 930777, 1241036, 1861554, 2482072, 3412849, 3723108, 6825698, 7446216, 10238547, 13651396, 20477094, 27302792, 40954188, 81908376]

約数ペア:

[(1, 81908376), (2, 40954188), (3, 27302792), (4, 20477094), (6, 13651396), (8, 10238547), (11, 7446216), (12, 6825698), (22, 3723108), (24, 3412849), (33, 2482072), (44, 1861554), (66, 1241036), (88, 930777), (132, 620518), (264, 310259), (449, 182424), (691, 118536), (898, 91212), (1347, 60808), (1382, 59268), (1796, 45606), (2073, 39512), (2694, 30404), (2764, 29634), (3592, 22803), (4146, 19756), (4939, 16584), (5388, 15202), (5528, 14817), (7601, 10776), (8292, 9878)]