153169623

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{21247}}^1$

素因数の和:21348

約数の個数: 20

約数和(自身を含む): 231390720

約数和(自身を除く): 78221097

約数列:

[1, 3, 9, 27, 81, 89, 267, 801, 2403, 7209, 21247, 63741, 191223, 573669, 1721007, 1890983, 5672949, 17018847, 51056541, 153169623]

約数ペア:

[(1, 153169623), (3, 51056541), (9, 17018847), (27, 5672949), (81, 1890983), (89, 1721007), (267, 573669), (801, 191223), (2403, 63741), (7209, 21247)]