71213996

素因数分解:

$2^2\times 7^1\times {\mathrm{647}}^1\times {\mathrm{3931}}^1$

素因数の和:4589

約数の個数: 24

約数和(自身を含む): 142684416

約数和(自身を除く): 71470420

約数列:

[1, 2, 4, 7, 14, 28, 647, 1294, 2588, 3931, 4529, 7862, 9058, 15724, 18116, 27517, 55034, 110068, 2543357, 5086714, 10173428, 17803499, 35606998, 71213996]

約数ペア:

[(1, 71213996), (2, 35606998), (4, 17803499), (7, 10173428), (14, 5086714), (28, 2543357), (647, 110068), (1294, 55034), (2588, 27517), (3931, 18116), (4529, 15724), (7862, 9058)]