28901655

素因数分解:

$3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{6359}}^1$

素因数の和:6471

約数の個数: 24

約数和(自身を含む): 50600160

約数和(自身を除く): 21698505

約数列:

[1, 3, 5, 9, 15, 45, 101, 303, 505, 909, 1515, 4545, 6359, 19077, 31795, 57231, 95385, 286155, 642259, 1926777, 3211295, 5780331, 9633885, 28901655]

約数ペア:

[(1, 28901655), (3, 9633885), (5, 5780331), (9, 3211295), (15, 1926777), (45, 642259), (101, 286155), (303, 95385), (505, 57231), (909, 31795), (1515, 19077), (4545, 6359)]