20160427581

素因数分解:

$3^3\times 7^1\times {\mathrm{106668929}}^1$

素因数の和:106668945

約数の個数: 16

約数和(自身を含む): 34134057600

約数和(自身を除く): 13973630019

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 106668929, 320006787, 746682503, 960020361, 2240047509, 2880061083, 6720142527, 20160427581]

約数ペア:

[(1, 20160427581), (3, 6720142527), (7, 2880061083), (9, 2240047509), (21, 960020361), (27, 746682503), (63, 320006787), (189, 106668929)]