71696872

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{689393}}^1$

素因数の和:689412

約数の個数: 16

約数和(自身を含む): 144772740

約数和(自身を除く): 73075868

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 689393, 1378786, 2757572, 5515144, 8962109, 17924218, 35848436, 71696872]

約数ペア:

[(1, 71696872), (2, 35848436), (4, 17924218), (8, 8962109), (13, 5515144), (26, 2757572), (52, 1378786), (104, 689393)]