28782222

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{15937}}^1$

素因数の和:15992

約数の個数: 32

約数和(自身を含む): 67322112

約数和(自身を除く): 38539890

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1806, 15937, 31874, 47811, 95622, 111559, 223118, 334677, 669354, 685291, 1370582, 2055873, 4111746, 4797037, 9594074, 14391111, 28782222]

約数ペア:

[(1, 28782222), (2, 14391111), (3, 9594074), (6, 4797037), (7, 4111746), (14, 2055873), (21, 1370582), (42, 685291), (43, 669354), (86, 334677), (129, 223118), (258, 111559), (301, 95622), (602, 47811), (903, 31874), (1806, 15937)]