291235165

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{523}}^1\times {\mathrm{659}}^1$

素因数の和:1213

約数の個数: 24

約数和(自身を含む): 379732320

約数和(自身を除く): 88497155

約数列:

[1, 5, 13, 65, 169, 523, 659, 845, 2615, 3295, 6799, 8567, 33995, 42835, 88387, 111371, 344657, 441935, 556855, 1723285, 4480541, 22402705, 58247033, 291235165]

約数ペア:

[(1, 291235165), (5, 58247033), (13, 22402705), (65, 4480541), (169, 1723285), (523, 556855), (659, 441935), (845, 344657), (2615, 111371), (3295, 88387), (6799, 42835), (8567, 33995)]