5431321

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{421}}^1$

素因数の和:544

約数の個数: 16

約数和(自身を含む): 6616960

約数和(自身を除く): 1185639

約数列:

[1, 7, 19, 97, 133, 421, 679, 1843, 2947, 7999, 12901, 40837, 55993, 285859, 775903, 5431321]

約数ペア:

[(1, 5431321), (7, 775903), (19, 285859), (97, 55993), (133, 40837), (421, 12901), (679, 7999), (1843, 2947)]