64947999

素因数分解:

$3^1\times {\mathrm{97}}^1\times {\mathrm{307}}^1\times {\mathrm{727}}^1$

素因数の和:1134

約数の個数: 16

約数和(自身を含む): 87895808

約数和(自身を除く): 22947809

約数列:

[1, 3, 97, 291, 307, 727, 921, 2181, 29779, 70519, 89337, 211557, 223189, 669567, 21649333, 64947999]

約数ペア:

[(1, 64947999), (3, 21649333), (97, 669567), (291, 223189), (307, 211557), (727, 89337), (921, 70519), (2181, 29779)]