81174392

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{780523}}^1$

素因数の和:780542

約数の個数: 16

約数和(自身を含む): 163910040

約数和(自身を除く): 82735648

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 780523, 1561046, 3122092, 6244184, 10146799, 20293598, 40587196, 81174392]

約数ペア:

[(1, 81174392), (2, 40587196), (4, 20293598), (8, 10146799), (13, 6244184), (26, 3122092), (52, 1561046), (104, 780523)]