143274313

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{281}}^1\times {\mathrm{431}}^1$

素因数の和:745

約数の個数: 24

約数和(自身を含む): 178350336

約数和(自身を除く): 35076023

約数列:

[1, 7, 13, 91, 169, 281, 431, 1183, 1967, 3017, 3653, 5603, 25571, 39221, 47489, 72839, 121111, 332423, 509873, 847777, 1574443, 11021101, 20467759, 143274313]

約数ペア:

[(1, 143274313), (7, 20467759), (13, 11021101), (91, 1574443), (169, 847777), (281, 509873), (431, 332423), (1183, 121111), (1967, 72839), (3017, 47489), (3653, 39221), (5603, 25571)]