71394202019

素因数分解:

$7^2\times {\mathrm{15901}}^1\times {\mathrm{91631}}^1$

素因数の和:107546

約数の個数: 12

約数和(自身を含む): 83056527648

約数和(自身を除く): 11662325629

約数列:

[1, 7, 49, 15901, 91631, 111307, 641417, 779149, 4489919, 1457024531, 10199171717, 71394202019]

約数ペア:

[(1, 71394202019), (7, 10199171717), (49, 1457024531), (15901, 4489919), (91631, 779149), (111307, 641417)]