856518

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:236

約数の個数: 32

約数和(自身を含む): 1881600

約数和(自身を除く): 1025082

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 79, 139, 158, 237, 278, 417, 474, 834, 1027, 1807, 2054, 3081, 3614, 5421, 6162, 10842, 10981, 21962, 32943, 65886, 142753, 285506, 428259, 856518]

約数ペア:

[(1, 856518), (2, 428259), (3, 285506), (6, 142753), (13, 65886), (26, 32943), (39, 21962), (78, 10981), (79, 10842), (139, 6162), (158, 5421), (237, 3614), (278, 3081), (417, 2054), (474, 1807), (834, 1027)]