72070021

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{5189}}^1$

素因数の和:5268

約数の個数: 16

約数和(自身を含む): 82209600

約数和(自身を除く): 10139579

約数列:

[1, 17, 19, 43, 323, 731, 817, 5189, 13889, 88213, 98591, 223127, 1676047, 3793159, 4239413, 72070021]

約数ペア:

[(1, 72070021), (17, 4239413), (19, 3793159), (43, 1676047), (323, 223127), (731, 98591), (817, 88213), (5189, 13889)]