856688

素因数分解:

$2^4\times 7^1\times {\mathrm{7649}}^1$

素因数の和:7664

約数の個数: 20

約数和(自身を含む): 1897200

約数和(自身を除く): 1040512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 7649, 15298, 30596, 53543, 61192, 107086, 122384, 214172, 428344, 856688]

約数ペア:

[(1, 856688), (2, 428344), (4, 214172), (7, 122384), (8, 107086), (14, 61192), (16, 53543), (28, 30596), (56, 15298), (112, 7649)]