161208

素因数分解:

$2^3\times 3^2\times {\mathrm{2239}}^1$

素因数の和:2251

約数の個数: 24

約数和(自身を含む): 436800

約数和(自身を除く): 275592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 2239, 4478, 6717, 8956, 13434, 17912, 20151, 26868, 40302, 53736, 80604, 161208]

約数ペア:

[(1, 161208), (2, 80604), (3, 53736), (4, 40302), (6, 26868), (8, 20151), (9, 17912), (12, 13434), (18, 8956), (24, 6717), (36, 4478), (72, 2239)]