7896889

素因数分解:

$7^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:75

約数の個数: 40

約数和(自身を含む): 11293632

約数和(自身を除く): 3396743

約数列:

[1, 7, 11, 13, 23, 49, 77, 91, 143, 161, 253, 299, 343, 539, 637, 1001, 1127, 1771, 2093, 2401, 3289, 3773, 4459, 7007, 7889, 12397, 14651, 23023, 26411, 31213, 49049, 55223, 86779, 102557, 161161, 343343, 607453, 717899, 1128127, 7896889]

約数ペア:

[(1, 7896889), (7, 1128127), (11, 717899), (13, 607453), (23, 343343), (49, 161161), (77, 102557), (91, 86779), (143, 55223), (161, 49049), (253, 31213), (299, 26411), (343, 23023), (539, 14651), (637, 12397), (1001, 7889), (1127, 7007), (1771, 4459), (2093, 3773), (2401, 3289)]