85857105

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{4243}}^1$

素因数の和:4341

約数の個数: 32

約数和(自身を含む): 146672640

約数和(自身を除く): 60815535

約数列:

[1, 3, 5, 15, 19, 57, 71, 95, 213, 285, 355, 1065, 1349, 4047, 4243, 6745, 12729, 20235, 21215, 63645, 80617, 241851, 301253, 403085, 903759, 1209255, 1506265, 4518795, 5723807, 17171421, 28619035, 85857105]

約数ペア:

[(1, 85857105), (3, 28619035), (5, 17171421), (15, 5723807), (19, 4518795), (57, 1506265), (71, 1209255), (95, 903759), (213, 403085), (285, 301253), (355, 241851), (1065, 80617), (1349, 63645), (4047, 21215), (4243, 20235), (6745, 12729)]