128550969

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{33767}}^1$

素因数の和:33826

約数の個数: 20

約数和(自身を含む): 196124544

約数和(自身を除く): 67573575

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 33767, 101301, 303903, 911709, 1587049, 2735127, 4761147, 14283441, 42850323, 128550969]

約数ペア:

[(1, 128550969), (3, 42850323), (9, 14283441), (27, 4761147), (47, 2735127), (81, 1587049), (141, 911709), (423, 303903), (1269, 101301), (3807, 33767)]