72381673

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{571}}^1$

素因数の和:797

約数の個数: 24

約数和(自身を含む): 91291200

約数和(自身を除く): 18909527

約数列:

[1, 7, 13, 49, 91, 199, 571, 637, 1393, 2587, 3997, 7423, 9751, 18109, 27979, 51961, 113629, 126763, 363727, 795403, 1477177, 5567821, 10340239, 72381673]

約数ペア:

[(1, 72381673), (7, 10340239), (13, 5567821), (49, 1477177), (91, 795403), (199, 363727), (571, 126763), (637, 113629), (1393, 51961), (2587, 27979), (3997, 18109), (7423, 9751)]