1972495

素因数分解:

$5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:199

約数の個数: 24

約数和(自身を含む): 2815344

約数和(自身を除く): 842849

約数列:

[1, 5, 7, 35, 49, 83, 97, 245, 415, 485, 581, 679, 2905, 3395, 4067, 4753, 8051, 20335, 23765, 40255, 56357, 281785, 394499, 1972495]

約数ペア:

[(1, 1972495), (5, 394499), (7, 281785), (35, 56357), (49, 40255), (83, 23765), (97, 20335), (245, 8051), (415, 4753), (485, 4067), (581, 3395), (679, 2905)]