1388446124

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{249541}}^1$

素因数の和:249665

約数の個数: 24

約数和(自身を含む): 2641152528

約数和(自身を除く): 1252706404

約数列:

[1, 2, 4, 13, 26, 52, 107, 214, 428, 1391, 2782, 5564, 249541, 499082, 998164, 3244033, 6488066, 12976132, 26700887, 53401774, 106803548, 347111531, 694223062, 1388446124]

約数ペア:

[(1, 1388446124), (2, 694223062), (4, 347111531), (13, 106803548), (26, 53401774), (52, 26700887), (107, 12976132), (214, 6488066), (428, 3244033), (1391, 998164), (2782, 499082), (5564, 249541)]