51505185

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1699}}^1$

素因数の和:1797

約数の個数: 32

約数和(自身を含む): 86169600

約数和(自身を除く): 34664415

約数列:

[1, 3, 5, 15, 43, 47, 129, 141, 215, 235, 645, 705, 1699, 2021, 5097, 6063, 8495, 10105, 25485, 30315, 73057, 79853, 219171, 239559, 365285, 399265, 1095855, 1197795, 3433679, 10301037, 17168395, 51505185]

約数ペア:

[(1, 51505185), (3, 17168395), (5, 10301037), (15, 3433679), (43, 1197795), (47, 1095855), (129, 399265), (141, 365285), (215, 239559), (235, 219171), (645, 79853), (705, 73057), (1699, 30315), (2021, 25485), (5097, 10105), (6063, 8495)]