72428181

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{84121}}^1$

素因数の和:84172

約数の個数: 16

約数和(自身を含む): 113059968

約数和(自身を除く): 40631787

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 84121, 252363, 588847, 1766541, 3448961, 10346883, 24142727, 72428181]

約数ペア:

[(1, 72428181), (3, 24142727), (7, 10346883), (21, 3448961), (41, 1766541), (123, 588847), (287, 252363), (861, 84121)]