28218636

素因数分解:

$2^2\times 3^2\times {\mathrm{547}}^1\times {\mathrm{1433}}^1$

素因数の和:1990

約数の個数: 36

約数和(自身を含む): 71510712

約数和(自身を除く): 43292076

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 547, 1094, 1433, 1641, 2188, 2866, 3282, 4299, 4923, 5732, 6564, 8598, 9846, 12897, 17196, 19692, 25794, 51588, 783851, 1567702, 2351553, 3135404, 4703106, 7054659, 9406212, 14109318, 28218636]

約数ペア:

[(1, 28218636), (2, 14109318), (3, 9406212), (4, 7054659), (6, 4703106), (9, 3135404), (12, 2351553), (18, 1567702), (36, 783851), (547, 51588), (1094, 25794), (1433, 19692), (1641, 17196), (2188, 12897), (2866, 9846), (3282, 8598), (4299, 6564), (4923, 5732)]