1289756

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1459}}^1$

素因数の和:1493

約数の個数: 24

約数和(自身を含む): 2575440

約数和(自身を除く): 1285684

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 1459, 2918, 5836, 18967, 24803, 37934, 49606, 75868, 99212, 322439, 644878, 1289756]

約数ペア:

[(1, 1289756), (2, 644878), (4, 322439), (13, 99212), (17, 75868), (26, 49606), (34, 37934), (52, 24803), (68, 18967), (221, 5836), (442, 2918), (884, 1459)]