28166523

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17419}}^1$

素因数の和:17447

約数の個数: 24

約数和(自身を含む): 47661120

約数和(自身を除く): 19494597

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 17419, 52257, 121933, 191609, 365799, 574827, 853531, 1341263, 2560593, 4023789, 9388841, 28166523]

約数ペア:

[(1, 28166523), (3, 9388841), (7, 4023789), (11, 2560593), (21, 1341263), (33, 853531), (49, 574827), (77, 365799), (147, 191609), (231, 121933), (539, 52257), (1617, 17419)]