78123022

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{10331}}^1$

素因数の和:10551

約数の個数: 16

約数和(自身を含む): 123984000

約数和(自身を除く): 45860978

約数列:

[1, 2, 19, 38, 199, 398, 3781, 7562, 10331, 20662, 196289, 392578, 2055869, 4111738, 39061511, 78123022]

約数ペア:

[(1, 78123022), (2, 39061511), (19, 4111738), (38, 2055869), (199, 392578), (398, 196289), (3781, 20662), (7562, 10331)]