1389285

素因数分解:

$3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1$

素因数の和:306

約数の個数: 32

約数和(自身を含む): 2540160

約数和(自身を除く): 1150875

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 123, 135, 205, 251, 369, 615, 753, 1107, 1255, 1845, 2259, 3765, 5535, 6777, 10291, 11295, 30873, 33885, 51455, 92619, 154365, 277857, 463095, 1389285]

約数ペア:

[(1, 1389285), (3, 463095), (5, 277857), (9, 154365), (15, 92619), (27, 51455), (41, 33885), (45, 30873), (123, 11295), (135, 10291), (205, 6777), (251, 5535), (369, 3765), (615, 2259), (753, 1845), (1107, 1255)]