863380414

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{420341}}^1$

素因数の和:420435

約数の個数: 16

約数和(自身を含む): 1412349120

約数和(自身を除く): 548968706

約数列:

[1, 2, 13, 26, 79, 158, 1027, 2054, 420341, 840682, 5464433, 10928866, 33206939, 66413878, 431690207, 863380414]

約数ペア:

[(1, 863380414), (2, 431690207), (13, 66413878), (26, 33206939), (79, 10928866), (158, 5464433), (1027, 840682), (2054, 420341)]