2011195053

素因数分解:

$3^2\times 7^2\times {\mathrm{4560533}}^1$

素因数の和:4560553

約数の個数: 18

約数和(自身を含む): 3379355694

約数和(自身を除く): 1368160641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 4560533, 13681599, 31923731, 41044797, 95771193, 223466117, 287313579, 670398351, 2011195053]

約数ペア:

[(1, 2011195053), (3, 670398351), (7, 287313579), (9, 223466117), (21, 95771193), (49, 41044797), (63, 31923731), (147, 13681599), (441, 4560533)]