27906525

素因数分解:

$3^4\times 5^2\times {\mathrm{13781}}^1$

素因数の和:13803

約数の個数: 30

約数和(自身を含む): 51696282

約数和(自身を除く): 23789757

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 13781, 41343, 68905, 124029, 206715, 344525, 372087, 620145, 1033575, 1116261, 1860435, 3100725, 5581305, 9302175, 27906525]

約数ペア:

[(1, 27906525), (3, 9302175), (5, 5581305), (9, 3100725), (15, 1860435), (25, 1116261), (27, 1033575), (45, 620145), (75, 372087), (81, 344525), (135, 206715), (225, 124029), (405, 68905), (675, 41343), (2025, 13781)]