27985281

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{571}}^1$

素因数の和:653

約数の個数: 24

約数和(自身を含む): 40895712

約数和(自身を除く): 12910431

約数列:

[1, 3, 17, 31, 51, 93, 527, 571, 961, 1581, 1713, 2883, 9707, 16337, 17701, 29121, 49011, 53103, 300917, 548731, 902751, 1646193, 9328427, 27985281]

約数ペア:

[(1, 27985281), (3, 9328427), (17, 1646193), (31, 902751), (51, 548731), (93, 300917), (527, 53103), (571, 49011), (961, 29121), (1581, 17701), (1713, 16337), (2883, 9707)]