87294137

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{541}}^1$

素因数の和:681

約数の個数: 24

約数和(自身を含む): 105657480

約数和(自身を除く): 18363343

約数列:

[1, 7, 37, 49, 89, 259, 541, 623, 1813, 3293, 3787, 4361, 20017, 23051, 26509, 48149, 140119, 161357, 337043, 980833, 1781513, 2359301, 12470591, 87294137]

約数ペア:

[(1, 87294137), (7, 12470591), (37, 2359301), (49, 1781513), (89, 980833), (259, 337043), (541, 161357), (623, 140119), (1813, 48149), (3293, 26509), (3787, 23051), (4361, 20017)]