1240435

素因数分解:

$5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:163

約数の個数: 24

約数和(自身を含む): 1781136

約数和(自身を除く): 540701

約数列:

[1, 5, 7, 35, 49, 61, 83, 245, 305, 415, 427, 581, 2135, 2905, 2989, 4067, 5063, 14945, 20335, 25315, 35441, 177205, 248087, 1240435]

約数ペア:

[(1, 1240435), (5, 248087), (7, 177205), (35, 35441), (49, 25315), (61, 20335), (83, 14945), (245, 5063), (305, 4067), (415, 2989), (427, 2905), (581, 2135)]