78878412

素因数分解:

$2^2\times 3^2\times {\mathrm{2191067}}^1$

素因数の和:2191077

約数の個数: 18

約数和(自身を含む): 199387188

約数和(自身を除く): 120508776

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2191067, 4382134, 6573201, 8764268, 13146402, 19719603, 26292804, 39439206, 78878412]

約数ペア:

[(1, 78878412), (2, 39439206), (3, 26292804), (4, 19719603), (6, 13146402), (9, 8764268), (12, 6573201), (18, 4382134), (36, 2191067)]