856268

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{577}}^1$

素因数の和:641

約数の個数: 24

約数和(自身を含む): 1747872

約数和(自身を除く): 891604

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 577, 742, 1154, 1484, 2308, 4039, 8078, 16156, 30581, 61162, 122324, 214067, 428134, 856268]

約数ペア:

[(1, 856268), (2, 428134), (4, 214067), (7, 122324), (14, 61162), (28, 30581), (53, 16156), (106, 8078), (212, 4039), (371, 2308), (577, 1484), (742, 1154)]