212467778877

素因数分解:

$3^1\times {\mathrm{443}}^1\times {\mathrm{521}}^1\times {\mathrm{306853}}^1$

素因数の和:307820

約数の個数: 16

約数和(自身を含む): 284475751488

約数和(自身を除く): 72007972611

約数列:

[1, 3, 443, 521, 1329, 1563, 230803, 306853, 692409, 920559, 135935879, 159870413, 407807637, 479611239, 70822592959, 212467778877]

約数ペア:

[(1, 212467778877), (3, 70822592959), (443, 479611239), (521, 407807637), (1329, 159870413), (1563, 135935879), (230803, 920559), (306853, 692409)]