80851071

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1\times {\mathrm{239}}^1$

素因数の和:519

約数の個数: 32

約数和(自身を含む): 125798400

約数和(自身を除く): 44947329

約数列:

[1, 3, 7, 21, 89, 181, 239, 267, 543, 623, 717, 1267, 1673, 1869, 3801, 5019, 16109, 21271, 43259, 48327, 63813, 112763, 129777, 148897, 302813, 338289, 446691, 908439, 3850051, 11550153, 26950357, 80851071]

約数ペア:

[(1, 80851071), (3, 26950357), (7, 11550153), (21, 3850051), (89, 908439), (181, 446691), (239, 338289), (267, 302813), (543, 148897), (623, 129777), (717, 112763), (1267, 63813), (1673, 48327), (1869, 43259), (3801, 21271), (5019, 16109)]