28607265

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20507}}^1$

素因数の和:20549

約数の個数: 24

約数和(自身を含む): 51187968

約数和(自身を除く): 22580703

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 20507, 61521, 102535, 184563, 307605, 635717, 922815, 1907151, 3178585, 5721453, 9535755, 28607265]

約数ペア:

[(1, 28607265), (3, 9535755), (5, 5721453), (9, 3178585), (15, 1907151), (31, 922815), (45, 635717), (93, 307605), (155, 184563), (279, 102535), (465, 61521), (1395, 20507)]