25805169

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1987}}^1$

素因数の和:2046

約数の個数: 32

約数和(自身を含む): 42304640

約数和(自身を除く): 16499471

約数列:

[1, 3, 9, 13, 27, 37, 39, 111, 117, 333, 351, 481, 999, 1443, 1987, 4329, 5961, 12987, 17883, 25831, 53649, 73519, 77493, 220557, 232479, 661671, 697437, 955747, 1985013, 2867241, 8601723, 25805169]

約数ペア:

[(1, 25805169), (3, 8601723), (9, 2867241), (13, 1985013), (27, 955747), (37, 697437), (39, 661671), (111, 232479), (117, 220557), (333, 77493), (351, 73519), (481, 53649), (999, 25831), (1443, 17883), (1987, 12987), (4329, 5961)]