220195845

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{257539}}^1$

素因数の和:257569

約数の個数: 24

約数和(自身を含む): 401762400

約数和(自身を除く): 181566555

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 257539, 772617, 1287695, 2317851, 3863085, 4893241, 11589255, 14679723, 24466205, 44039169, 73398615, 220195845]

約数ペア:

[(1, 220195845), (3, 73398615), (5, 44039169), (9, 24466205), (15, 14679723), (19, 11589255), (45, 4893241), (57, 3863085), (95, 2317851), (171, 1287695), (285, 772617), (855, 257539)]