56816571

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{881}}^1$

素因数の和:1011

約数の個数: 32

約数和(自身を含む): 90091008

約数和(自身を除く): 33274437

約数列:

[1, 3, 7, 21, 37, 83, 111, 249, 259, 581, 777, 881, 1743, 2643, 3071, 6167, 9213, 18501, 21497, 32597, 64491, 73123, 97791, 219369, 228179, 511861, 684537, 1535583, 2705551, 8116653, 18938857, 56816571]

約数ペア:

[(1, 56816571), (3, 18938857), (7, 8116653), (21, 2705551), (37, 1535583), (83, 684537), (111, 511861), (249, 228179), (259, 219369), (581, 97791), (777, 73123), (881, 64491), (1743, 32597), (2643, 21497), (3071, 18501), (6167, 9213)]