2115804969

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{555767}}^1$

素因数の和:555826

約数の個数: 20

約数和(自身を含む): 3227900544

約数和(自身を除く): 1112095575

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 555767, 1667301, 5001903, 15005709, 26121049, 45017127, 78363147, 235089441, 705268323, 2115804969]

約数ペア:

[(1, 2115804969), (3, 705268323), (9, 235089441), (27, 78363147), (47, 45017127), (81, 26121049), (141, 15005709), (423, 5001903), (1269, 1667301), (3807, 555767)]