72287989

素因数分解:

${\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{643}}^1$

素因数の和:820

約数の個数: 16

約数和(自身を含む): 78258880

約数和(自身を除く): 5970891

約数列:

[1, 19, 61, 97, 643, 1159, 1843, 5917, 12217, 39223, 62371, 112423, 745237, 1185049, 3804631, 72287989]

約数ペア:

[(1, 72287989), (19, 3804631), (61, 1185049), (97, 745237), (643, 112423), (1159, 62371), (1843, 39223), (5917, 12217)]