1639394

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:409

約数の個数: 16

約数和(自身を含む): 2593728

約数和(自身を除く): 954334

約数列:

[1, 2, 23, 46, 157, 227, 314, 454, 3611, 5221, 7222, 10442, 35639, 71278, 819697, 1639394]

約数ペア:

[(1, 1639394), (2, 819697), (23, 71278), (46, 35639), (157, 10442), (227, 7222), (314, 5221), (454, 3611)]