28085547

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{521}}^1$

素因数の和:699

約数の個数: 32

約数和(自身を含む): 45702144

約数和(自身を除く): 17616597

約数列:

[1, 3, 7, 17, 21, 51, 119, 151, 357, 453, 521, 1057, 1563, 2567, 3171, 3647, 7701, 8857, 10941, 17969, 26571, 53907, 61999, 78671, 185997, 236013, 550697, 1337407, 1652091, 4012221, 9361849, 28085547]

約数ペア:

[(1, 28085547), (3, 9361849), (7, 4012221), (17, 1652091), (21, 1337407), (51, 550697), (119, 236013), (151, 185997), (357, 78671), (453, 61999), (521, 53907), (1057, 26571), (1563, 17969), (2567, 10941), (3171, 8857), (3647, 7701)]