12892905

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2221}}^1$

素因数の和:2278

約数の個数: 32

約数和(自身を含む): 23464320

約数和(自身を除く): 10571415

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1935, 2221, 5805, 6663, 11105, 19989, 33315, 59967, 95503, 99945, 286509, 299835, 477515, 859527, 1432545, 2578581, 4297635, 12892905]

約数ペア:

[(1, 12892905), (3, 4297635), (5, 2578581), (9, 1432545), (15, 859527), (27, 477515), (43, 299835), (45, 286509), (129, 99945), (135, 95503), (215, 59967), (387, 33315), (645, 19989), (1161, 11105), (1935, 6663), (2221, 5805)]