221979588

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{430193}}^1$

素因数の和:430243

約数の個数: 24

約数和(自身を含む): 529999008

約数和(自身を除く): 308019420

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 430193, 860386, 1290579, 1720772, 2581158, 5162316, 18498299, 36996598, 55494897, 73993196, 110989794, 221979588]

約数ペア:

[(1, 221979588), (2, 110989794), (3, 73993196), (4, 55494897), (6, 36996598), (12, 18498299), (43, 5162316), (86, 2581158), (129, 1720772), (172, 1290579), (258, 860386), (516, 430193)]