78145678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{63949}}^1$

素因数の和:64011

約数の個数: 16

約数和(自身を含む): 128923200

約数和(自身を除く): 50777522

約数列:

[1, 2, 13, 26, 47, 94, 611, 1222, 63949, 127898, 831337, 1662674, 3005603, 6011206, 39072839, 78145678]

約数ペア:

[(1, 78145678), (2, 39072839), (13, 6011206), (26, 3005603), (47, 1662674), (94, 831337), (611, 127898), (1222, 63949)]