1288406314

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{122963}}^1$

素因数の和:123022

約数の個数: 24

約数和(自身を含む): 2160231552

約数和(自身を除く): 871825238

約数列:

[1, 2, 13, 26, 31, 62, 169, 338, 403, 806, 5239, 10478, 122963, 245926, 1598519, 3197038, 3811853, 7623706, 20780747, 41561494, 49554089, 99108178, 644203157, 1288406314]

約数ペア:

[(1, 1288406314), (2, 644203157), (13, 99108178), (26, 49554089), (31, 41561494), (62, 20780747), (169, 7623706), (338, 3811853), (403, 3197038), (806, 1598519), (5239, 245926), (10478, 122963)]