209005718

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{77813}}^1$

素因数の和:77911

約数の個数: 16

約数和(自身を含む): 336156480

約数和(自身を除く): 127150762

約数列:

[1, 2, 17, 34, 79, 158, 1343, 2686, 77813, 155626, 1322821, 2645642, 6147227, 12294454, 104502859, 209005718]

約数ペア:

[(1, 209005718), (2, 104502859), (17, 12294454), (34, 6147227), (79, 2645642), (158, 1322821), (1343, 155626), (2686, 77813)]