67438251

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{5303}}^1$

素因数の和:5472

約数の個数: 20

約数和(自身を含む): 101401872

約数和(自身を除く): 33963621

約数列:

[1, 3, 9, 27, 81, 157, 471, 1413, 4239, 5303, 12717, 15909, 47727, 143181, 429543, 832571, 2497713, 7493139, 22479417, 67438251]

約数ペア:

[(1, 67438251), (3, 22479417), (9, 7493139), (27, 2497713), (81, 832571), (157, 429543), (471, 143181), (1413, 47727), (4239, 15909), (5303, 12717)]