71250641

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 92586240

約数和(自身を除く): 21335599

約数列:

[1, 7, 11, 37, 77, 89, 259, 281, 407, 623, 979, 1967, 2849, 3091, 3293, 6853, 10397, 21637, 23051, 25009, 36223, 72779, 114367, 175063, 253561, 275099, 800569, 925333, 1925693, 6477331, 10178663, 71250641]

約数ペア:

[(1, 71250641), (7, 10178663), (11, 6477331), (37, 1925693), (77, 925333), (89, 800569), (259, 275099), (281, 253561), (407, 175063), (623, 114367), (979, 72779), (1967, 36223), (2849, 25009), (3091, 23051), (3293, 21637), (6853, 10397)]