173639619

素因数分解:

$3^4\times {\mathrm{223}}^1\times {\mathrm{9613}}^1$

素因数の和:9848

約数の個数: 20

約数和(自身を含む): 260577856

約数和(自身を除く): 86938237

約数列:

[1, 3, 9, 27, 81, 223, 669, 2007, 6021, 9613, 18063, 28839, 86517, 259551, 778653, 2143699, 6431097, 19293291, 57879873, 173639619]

約数ペア:

[(1, 173639619), (3, 57879873), (9, 19293291), (27, 6431097), (81, 2143699), (223, 778653), (669, 259551), (2007, 86517), (6021, 28839), (9613, 18063)]