12972856

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{124739}}^1$

素因数の和:124758

約数の個数: 16

約数和(自身を含む): 26195400

約数和(自身を除く): 13222544

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 124739, 249478, 498956, 997912, 1621607, 3243214, 6486428, 12972856]

約数ペア:

[(1, 12972856), (2, 6486428), (4, 3243214), (8, 1621607), (13, 997912), (26, 498956), (52, 249478), (104, 124739)]