28497469

素因数分解:

$7^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1$

素因数の和:135

約数の個数: 40

約数和(自身を含む): 39527712

約数和(自身を除く): 11030243

約数列:

[1, 7, 11, 13, 49, 77, 83, 91, 143, 343, 539, 581, 637, 913, 1001, 1079, 2401, 3773, 4067, 4459, 6391, 7007, 7553, 11869, 26411, 28469, 31213, 44737, 49049, 52871, 83083, 199283, 313159, 343343, 370097, 581581, 2192113, 2590679, 4071067, 28497469]

約数ペア:

[(1, 28497469), (7, 4071067), (11, 2590679), (13, 2192113), (49, 581581), (77, 370097), (83, 343343), (91, 313159), (143, 199283), (343, 83083), (539, 52871), (581, 49049), (637, 44737), (913, 31213), (1001, 28469), (1079, 26411), (2401, 11869), (3773, 7553), (4067, 7007), (4459, 6391)]