51615315

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{619}}^1$

素因数の和:756

約数の個数: 48

約数和(自身を含む): 95752800

約数和(自身を除く): 44137485

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 109, 153, 255, 327, 545, 619, 765, 981, 1635, 1853, 1857, 3095, 4905, 5559, 5571, 9265, 9285, 10523, 16677, 27795, 27855, 31569, 52615, 67471, 83385, 94707, 157845, 202413, 337355, 473535, 607239, 1012065, 1147007, 3036195, 3441021, 5735035, 10323063, 17205105, 51615315]

約数ペア:

[(1, 51615315), (3, 17205105), (5, 10323063), (9, 5735035), (15, 3441021), (17, 3036195), (45, 1147007), (51, 1012065), (85, 607239), (109, 473535), (153, 337355), (255, 202413), (327, 157845), (545, 94707), (619, 83385), (765, 67471), (981, 52615), (1635, 31569), (1853, 27855), (1857, 27795), (3095, 16677), (4905, 10523), (5559, 9285), (5571, 9265)]