1391793

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{281}}^1$

素因数の和:424

約数の個数: 16

約数和(自身を含む): 2021376

約数和(自身を除く): 629583

約数列:

[1, 3, 13, 39, 127, 281, 381, 843, 1651, 3653, 4953, 10959, 35687, 107061, 463931, 1391793]

約数ペア:

[(1, 1391793), (3, 463931), (13, 107061), (39, 35687), (127, 10959), (281, 4953), (381, 3653), (843, 1651)]