27919455

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{601}}^1$

素因数の和:791

約数の個数: 32

約数和(自身を含む): 47389440

約数和(自身を除く): 19469985

約数列:

[1, 3, 5, 15, 19, 57, 95, 163, 285, 489, 601, 815, 1803, 2445, 3005, 3097, 9015, 9291, 11419, 15485, 34257, 46455, 57095, 97963, 171285, 293889, 489815, 1469445, 1861297, 5583891, 9306485, 27919455]

約数ペア:

[(1, 27919455), (3, 9306485), (5, 5583891), (15, 1861297), (19, 1469445), (57, 489815), (95, 293889), (163, 171285), (285, 97963), (489, 57095), (601, 46455), (815, 34257), (1803, 15485), (2445, 11419), (3005, 9291), (3097, 9015)]