15640668

素因数分解:

$2^2\times 3^3\times {\mathrm{97}}^1\times {\mathrm{1493}}^1$

素因数の和:1603

約数の個数: 48

約数和(自身を含む): 40995360

約数和(自身を除く): 25354692

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 97, 108, 194, 291, 388, 582, 873, 1164, 1493, 1746, 2619, 2986, 3492, 4479, 5238, 5972, 8958, 10476, 13437, 17916, 26874, 40311, 53748, 80622, 144821, 161244, 289642, 434463, 579284, 868926, 1303389, 1737852, 2606778, 3910167, 5213556, 7820334, 15640668]

約数ペア:

[(1, 15640668), (2, 7820334), (3, 5213556), (4, 3910167), (6, 2606778), (9, 1737852), (12, 1303389), (18, 868926), (27, 579284), (36, 434463), (54, 289642), (97, 161244), (108, 144821), (194, 80622), (291, 53748), (388, 40311), (582, 26874), (873, 17916), (1164, 13437), (1493, 10476), (1746, 8958), (2619, 5972), (2986, 5238), (3492, 4479)]