81950238

素因数分解:

$2^1\times 3^3\times {\mathrm{73}}^1\times {\mathrm{20789}}^1$

素因数の和:20873

約数の個数: 32

約数和(自身を含む): 184615200

約数和(自身を除く): 102664962

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 146, 219, 438, 657, 1314, 1971, 3942, 20789, 41578, 62367, 124734, 187101, 374202, 561303, 1122606, 1517597, 3035194, 4552791, 9105582, 13658373, 27316746, 40975119, 81950238]

約数ペア:

[(1, 81950238), (2, 40975119), (3, 27316746), (6, 13658373), (9, 9105582), (18, 4552791), (27, 3035194), (54, 1517597), (73, 1122606), (146, 561303), (219, 374202), (438, 187101), (657, 124734), (1314, 62367), (1971, 41578), (3942, 20789)]