221569843816

素因数分解:

$2^3\times {\mathrm{20269}}^1\times {\mathrm{1366433}}^1$

素因数の和:1386708

約数の個数: 16

約数和(自身を含む): 415464257700

約数和(自身を除く): 193894413884

約数列:

[1, 2, 4, 8, 20269, 40538, 81076, 162152, 1366433, 2732866, 5465732, 10931464, 27696230477, 55392460954, 110784921908, 221569843816]

約数ペア:

[(1, 221569843816), (2, 110784921908), (4, 55392460954), (8, 27696230477), (20269, 10931464), (40538, 5465732), (81076, 2732866), (162152, 1366433)]