18750231

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{137}}^2$

素因数の和:320

約数の個数: 24

約数和(自身を含む): 28738640

約数和(自身を除く): 9988409

約数列:

[1, 3, 9, 27, 37, 111, 137, 333, 411, 999, 1233, 3699, 5069, 15207, 18769, 45621, 56307, 136863, 168921, 506763, 694453, 2083359, 6250077, 18750231]

約数ペア:

[(1, 18750231), (3, 6250077), (9, 2083359), (27, 694453), (37, 506763), (111, 168921), (137, 136863), (333, 56307), (411, 45621), (999, 18769), (1233, 15207), (3699, 5069)]