64631973

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{31729}}^1$

素因数の和:31836

約数の個数: 16

約数和(自身を含む): 99505280

約数和(自身を除く): 34873307

約数列:

[1, 3, 7, 21, 97, 291, 679, 2037, 31729, 95187, 222103, 666309, 3077713, 9233139, 21543991, 64631973]

約数ペア:

[(1, 64631973), (3, 21543991), (7, 9233139), (21, 3077713), (97, 666309), (291, 222103), (679, 95187), (2037, 31729)]