28493805

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2113}}^1$

素因数の和:2181

約数の個数: 32

約数和(自身を含む): 48706560

約数和(自身を除く): 20212755

約数列:

[1, 3, 5, 15, 29, 31, 87, 93, 145, 155, 435, 465, 899, 2113, 2697, 4495, 6339, 10565, 13485, 31695, 61277, 65503, 183831, 196509, 306385, 327515, 919155, 982545, 1899587, 5698761, 9497935, 28493805]

約数ペア:

[(1, 28493805), (3, 9497935), (5, 5698761), (15, 1899587), (29, 982545), (31, 919155), (87, 327515), (93, 306385), (145, 196509), (155, 183831), (435, 65503), (465, 61277), (899, 31695), (2113, 13485), (2697, 10565), (4495, 6339)]