2883881

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:141

約数の個数: 32

約数和(自身を含む): 4021248

約数和(自身を除く): 1137367

約数列:

[1, 7, 11, 13, 43, 67, 77, 91, 143, 301, 469, 473, 559, 737, 871, 1001, 2881, 3311, 3913, 5159, 6097, 6149, 9581, 20167, 31691, 37453, 43043, 67067, 221837, 262171, 411983, 2883881]

約数ペア:

[(1, 2883881), (7, 411983), (11, 262171), (13, 221837), (43, 67067), (67, 43043), (77, 37453), (91, 31691), (143, 20167), (301, 9581), (469, 6149), (473, 6097), (559, 5159), (737, 3913), (871, 3311), (1001, 2881)]