28540185

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{419}}^1$

素因数の和:685

約数の個数: 32

約数和(自身を含む): 48384000

約数和(自身を除く): 19843815

約数列:

[1, 3, 5, 15, 19, 57, 95, 239, 285, 419, 717, 1195, 1257, 2095, 3585, 4541, 6285, 7961, 13623, 22705, 23883, 39805, 68115, 100141, 119415, 300423, 500705, 1502115, 1902679, 5708037, 9513395, 28540185]

約数ペア:

[(1, 28540185), (3, 9513395), (5, 5708037), (15, 1902679), (19, 1502115), (57, 500705), (95, 300423), (239, 119415), (285, 100141), (419, 68115), (717, 39805), (1195, 23883), (1257, 22705), (2095, 13623), (3585, 7961), (4541, 6285)]