28839765

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{569}}^1$

素因数の和:717

約数の個数: 32

約数和(自身を含む): 48153600

約数和(自身を除く): 19313835

約数列:

[1, 3, 5, 15, 31, 93, 109, 155, 327, 465, 545, 569, 1635, 1707, 2845, 3379, 8535, 10137, 16895, 17639, 50685, 52917, 62021, 88195, 186063, 264585, 310105, 930315, 1922651, 5767953, 9613255, 28839765]

約数ペア:

[(1, 28839765), (3, 9613255), (5, 5767953), (15, 1922651), (31, 930315), (93, 310105), (109, 264585), (155, 186063), (327, 88195), (465, 62021), (545, 52917), (569, 50685), (1635, 17639), (1707, 16895), (2845, 10137), (3379, 8535)]