1280521889

素因数分解:

${\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1124251}}^1$

素因数の和:1124335

約数の個数: 8

約数和(自身を含む): 1376084448

約数和(自身を除く): 95562559

約数列:

[1, 17, 67, 1139, 1124251, 19112267, 75324817, 1280521889]

約数ペア:

[(1, 1280521889), (17, 75324817), (67, 19112267), (1139, 1124251)]