28446313

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:413

約数の個数: 24

約数和(自身を含む): 34831104

約数和(自身を除く): 6384791

約数列:

[1, 7, 31, 49, 61, 217, 307, 427, 1519, 1891, 2149, 2989, 9517, 13237, 15043, 18727, 66619, 92659, 131089, 466333, 580537, 917623, 4063759, 28446313]

約数ペア:

[(1, 28446313), (7, 4063759), (31, 917623), (49, 580537), (61, 466333), (217, 131089), (307, 92659), (427, 66619), (1519, 18727), (1891, 15043), (2149, 13237), (2989, 9517)]