1690122561

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{72497}}^1$

素因数の和:72928

約数の個数: 16

約数和(自身を含む): 2377934400

約数和(自身を除く): 687811839

約数列:

[1, 3, 19, 57, 409, 1227, 7771, 23313, 72497, 217491, 1377443, 4132329, 29651273, 88953819, 563374187, 1690122561]

約数ペア:

[(1, 1690122561), (3, 563374187), (19, 88953819), (57, 29651273), (409, 4132329), (1227, 1377443), (7771, 217491), (23313, 72497)]