12972908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{787}}^1$

素因数の和:1121

約数の個数: 24

約数和(自身を含む): 24557232

約数和(自身を除く): 11584324

約数列:

[1, 2, 4, 13, 26, 52, 317, 634, 787, 1268, 1574, 3148, 4121, 8242, 10231, 16484, 20462, 40924, 249479, 498958, 997916, 3243227, 6486454, 12972908]

約数ペア:

[(1, 12972908), (2, 6486454), (4, 3243227), (13, 997916), (26, 498958), (52, 249479), (317, 40924), (634, 20462), (787, 16484), (1268, 10231), (1574, 8242), (3148, 4121)]