28218492

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{18229}}^1$

素因数の和:18282

約数の個数: 36

約数和(自身を含む): 72992920

約数和(自身を除く): 44774428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 18229, 36458, 54687, 72916, 109374, 164061, 218748, 328122, 656244, 783847, 1567694, 2351541, 3135388, 4703082, 7054623, 9406164, 14109246, 28218492]

約数ペア:

[(1, 28218492), (2, 14109246), (3, 9406164), (4, 7054623), (6, 4703082), (9, 3135388), (12, 2351541), (18, 1567694), (36, 783847), (43, 656244), (86, 328122), (129, 218748), (172, 164061), (258, 109374), (387, 72916), (516, 54687), (774, 36458), (1548, 18229)]