205121085

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1051903}}^1$

素因数の和:1051924

約数の個数: 16

約数和(自身を含む): 353439744

約数和(自身を除く): 148318659

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 1051903, 3155709, 5259515, 13674739, 15778545, 41024217, 68373695, 205121085]

約数ペア:

[(1, 205121085), (3, 68373695), (5, 41024217), (13, 15778545), (15, 13674739), (39, 5259515), (65, 3155709), (195, 1051903)]