28560195

素因数分解:

$3^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{727}}^1$

素因数の和:841

約数の個数: 40

約数和(自身を含む): 51795744

約数和(自身を除く): 23235549

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 97, 135, 291, 405, 485, 727, 873, 1455, 2181, 2619, 3635, 4365, 6543, 7857, 10905, 13095, 19629, 32715, 39285, 58887, 70519, 98145, 211557, 294435, 352595, 634671, 1057785, 1904013, 3173355, 5712039, 9520065, 28560195]

約数ペア:

[(1, 28560195), (3, 9520065), (5, 5712039), (9, 3173355), (15, 1904013), (27, 1057785), (45, 634671), (81, 352595), (97, 294435), (135, 211557), (291, 98145), (405, 70519), (485, 58887), (727, 39285), (873, 32715), (1455, 19629), (2181, 13095), (2619, 10905), (3635, 7857), (4365, 6543)]