13971251

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1439}}^1$

素因数の和:1538

約数の個数: 16

約数和(自身を含む): 17049600

約数和(自身を除く): 3078349

約数列:

[1, 7, 19, 73, 133, 511, 1387, 1439, 9709, 10073, 27341, 105047, 191387, 735329, 1995893, 13971251]

約数ペア:

[(1, 13971251), (7, 1995893), (19, 735329), (73, 191387), (133, 105047), (511, 27341), (1387, 10073), (1439, 9709)]