331385289988

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{1621}}^1\times {\mathrm{2689903}}^1$

素因数の和:2691547

約数の個数: 24

約数和(自身を含む): 610823400320

約数和(自身を除く): 279438110332

約数列:

[1, 2, 4, 19, 38, 76, 1621, 3242, 6484, 30799, 61598, 123196, 2689903, 5379806, 10759612, 51108157, 102216314, 204432628, 4360332763, 8720665526, 17441331052, 82846322497, 165692644994, 331385289988]

約数ペア:

[(1, 331385289988), (2, 165692644994), (4, 82846322497), (19, 17441331052), (38, 8720665526), (76, 4360332763), (1621, 204432628), (3242, 102216314), (6484, 51108157), (30799, 10759612), (61598, 5379806), (123196, 2689903)]