71664628

素因数分解:

$2^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{10709}}^1$

素因数の和:10959

約数の個数: 24

約数和(自身を含む): 143942400

約数和(自身を除く): 72277772

約数列:

[1, 2, 4, 7, 14, 28, 239, 478, 956, 1673, 3346, 6692, 10709, 21418, 42836, 74963, 149926, 299852, 2559451, 5118902, 10237804, 17916157, 35832314, 71664628]

約数ペア:

[(1, 71664628), (2, 35832314), (4, 17916157), (7, 10237804), (14, 5118902), (28, 2559451), (239, 299852), (478, 149926), (956, 74963), (1673, 42836), (3346, 21418), (6692, 10709)]