28151244

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{71089}}^1$

素因数の和:71110

約数の個数: 36

約数和(自身を含む): 77630280

約数和(自身を除く): 49479036

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 71089, 142178, 213267, 284356, 426534, 639801, 781979, 853068, 1279602, 1563958, 2345937, 2559204, 3127916, 4691874, 7037811, 9383748, 14075622, 28151244]

約数ペア:

[(1, 28151244), (2, 14075622), (3, 9383748), (4, 7037811), (6, 4691874), (9, 3127916), (11, 2559204), (12, 2345937), (18, 1563958), (22, 1279602), (33, 853068), (36, 781979), (44, 639801), (66, 426534), (99, 284356), (132, 213267), (198, 142178), (396, 71089)]