81241147

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 96864768

約数和(自身を除く): 15623621

約数列:

[1, 13, 17, 43, 83, 103, 221, 559, 731, 1079, 1339, 1411, 1751, 3569, 4429, 8549, 9503, 18343, 22763, 46397, 57577, 60673, 75293, 111137, 145333, 367607, 788749, 978809, 1889329, 4778891, 6249319, 81241147]

約数ペア:

[(1, 81241147), (13, 6249319), (17, 4778891), (43, 1889329), (83, 978809), (103, 788749), (221, 367607), (559, 145333), (731, 111137), (1079, 75293), (1339, 60673), (1411, 57577), (1751, 46397), (3569, 22763), (4429, 18343), (8549, 9503)]