7205913

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{509}}^1$

素因数の和:550

約数の個数: 36

約数和(自身を含む): 12345060

約数和(自身を除く): 5139147

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 121, 143, 363, 429, 509, 1089, 1287, 1527, 1573, 4581, 4719, 5599, 6617, 14157, 16797, 19851, 50391, 59553, 61589, 72787, 184767, 218361, 554301, 655083, 800657, 2401971, 7205913]

約数ペア:

[(1, 7205913), (3, 2401971), (9, 800657), (11, 655083), (13, 554301), (33, 218361), (39, 184767), (99, 72787), (117, 61589), (121, 59553), (143, 50391), (363, 19851), (429, 16797), (509, 14157), (1089, 6617), (1287, 5599), (1527, 4719), (1573, 4581)]