30238145

素因数分解:

$5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{1487}}^1$

素因数の和:1589

約数の個数: 24

約数和(自身を含む): 42747264

約数和(自身を除く): 12509119

約数列:

[1, 5, 7, 35, 49, 83, 245, 415, 581, 1487, 2905, 4067, 7435, 10409, 20335, 52045, 72863, 123421, 364315, 617105, 863947, 4319735, 6047629, 30238145]

約数ペア:

[(1, 30238145), (5, 6047629), (7, 4319735), (35, 863947), (49, 617105), (83, 364315), (245, 123421), (415, 72863), (581, 52045), (1487, 20335), (2905, 10409), (4067, 7435)]