28065075

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{12071}}^1$

素因数の和:12115

約数の個数: 24

約数和(自身を含む): 47901696

約数和(自身を除く): 19836621

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 155, 465, 775, 2325, 12071, 36213, 60355, 181065, 301775, 374201, 905325, 1122603, 1871005, 5613015, 9355025, 28065075]

約数ペア:

[(1, 28065075), (3, 9355025), (5, 5613015), (15, 1871005), (25, 1122603), (31, 905325), (75, 374201), (93, 301775), (155, 181065), (465, 60355), (775, 36213), (2325, 12071)]