1260399

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1277}}^1$

素因数の和:1334

約数の個数: 16

約数和(自身を含む): 1963008

約数和(自身を除く): 702609

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 1277, 3831, 8939, 26817, 60019, 180057, 420133, 1260399]

約数ペア:

[(1, 1260399), (3, 420133), (7, 180057), (21, 60019), (47, 26817), (141, 8939), (329, 3831), (987, 1277)]