408069873

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{212869}}^1$

素因数の和:212949

約数の個数: 16

約数和(自身を含む): 613065600

約数和(自身を除く): 204995727

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 212869, 638607, 1915821, 5747463, 15113699, 45341097, 136023291, 408069873]

約数ペア:

[(1, 408069873), (3, 136023291), (9, 45341097), (27, 15113699), (71, 5747463), (213, 1915821), (639, 638607), (1917, 212869)]