2889756

素因数分解:

$2^2\times 3^6\times {\mathrm{991}}^1$

素因数の和:1013

約数の個数: 42

約数和(自身を含む): 7589792

約数和(自身を除く): 4700036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 991, 1458, 1982, 2916, 2973, 3964, 5946, 8919, 11892, 17838, 26757, 35676, 53514, 80271, 107028, 160542, 240813, 321084, 481626, 722439, 963252, 1444878, 2889756]

約数ペア:

[(1, 2889756), (2, 1444878), (3, 963252), (4, 722439), (6, 481626), (9, 321084), (12, 240813), (18, 160542), (27, 107028), (36, 80271), (54, 53514), (81, 35676), (108, 26757), (162, 17838), (243, 11892), (324, 8919), (486, 5946), (729, 3964), (972, 2973), (991, 2916), (1458, 1982)]