28435905

素因数分解:

$3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{4241}}^1$

素因数の和:4401

約数の個数: 24

約数和(自身を含む): 49631400

約数和(自身を除く): 21195495

約数列:

[1, 3, 5, 9, 15, 45, 149, 447, 745, 1341, 2235, 4241, 6705, 12723, 21205, 38169, 63615, 190845, 631909, 1895727, 3159545, 5687181, 9478635, 28435905]

約数ペア:

[(1, 28435905), (3, 9478635), (5, 5687181), (9, 3159545), (15, 1895727), (45, 631909), (149, 190845), (447, 63615), (745, 38169), (1341, 21205), (2235, 12723), (4241, 6705)]