28355877

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{6661}}^1$

素因数の和:6721

約数の個数: 24

約数和(自身を含む): 45727968

約数和(自身を除く): 17372091

約数列:

[1, 3, 9, 11, 33, 43, 99, 129, 387, 473, 1419, 4257, 6661, 19983, 59949, 73271, 219813, 286423, 659439, 859269, 2577807, 3150653, 9451959, 28355877]

約数ペア:

[(1, 28355877), (3, 9451959), (9, 3150653), (11, 2577807), (33, 859269), (43, 659439), (99, 286423), (129, 219813), (387, 73271), (473, 59949), (1419, 19983), (4257, 6661)]