128225835

素因数分解:

$3^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2311}}^1$

素因数の和:2465

約数の個数: 40

約数和(自身を含む): 231634656

約数和(自身を除く): 103408821

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 137, 405, 411, 685, 1233, 2055, 2311, 3699, 6165, 6933, 11097, 11555, 18495, 20799, 34665, 55485, 62397, 103995, 187191, 311985, 316607, 935955, 949821, 1583035, 2849463, 4749105, 8548389, 14247315, 25645167, 42741945, 128225835]

約数ペア:

[(1, 128225835), (3, 42741945), (5, 25645167), (9, 14247315), (15, 8548389), (27, 4749105), (45, 2849463), (81, 1583035), (135, 949821), (137, 935955), (405, 316607), (411, 311985), (685, 187191), (1233, 103995), (2055, 62397), (2311, 55485), (3699, 34665), (6165, 20799), (6933, 18495), (11097, 11555)]