28236735

素因数分解:

$3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{5653}}^1$

素因数の和:5704

約数の個数: 32

約数和(自身を含む): 51564480

約数和(自身を除く): 23327745

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 111, 135, 185, 333, 555, 999, 1665, 4995, 5653, 16959, 28265, 50877, 84795, 152631, 209161, 254385, 627483, 763155, 1045805, 1882449, 3137415, 5647347, 9412245, 28236735]

約数ペア:

[(1, 28236735), (3, 9412245), (5, 5647347), (9, 3137415), (15, 1882449), (27, 1045805), (37, 763155), (45, 627483), (111, 254385), (135, 209161), (185, 152631), (333, 84795), (555, 50877), (999, 28265), (1665, 16959), (4995, 5653)]