25391745

素因数分解:

$3^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1481}}^1$

素因数の和:1622

約数の個数: 32

約数和(自身を含む): 45527040

約数和(自身を除く): 20135295

約数列:

[1, 3, 5, 9, 15, 27, 45, 127, 135, 381, 635, 1143, 1481, 1905, 3429, 4443, 5715, 7405, 13329, 17145, 22215, 39987, 66645, 188087, 199935, 564261, 940435, 1692783, 2821305, 5078349, 8463915, 25391745]

約数ペア:

[(1, 25391745), (3, 8463915), (5, 5078349), (9, 2821305), (15, 1692783), (27, 940435), (45, 564261), (127, 199935), (135, 188087), (381, 66645), (635, 39987), (1143, 22215), (1481, 17145), (1905, 13329), (3429, 7405), (4443, 5715)]