28052297

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:237

約数の個数: 32

約数和(自身を含む): 36191232

約数和(自身を除く): 8138935

約数列:

[1, 7, 13, 43, 67, 91, 107, 301, 469, 559, 749, 871, 1391, 2881, 3913, 4601, 6097, 7169, 9737, 20167, 32207, 37453, 50183, 59813, 93197, 262171, 308267, 418691, 652379, 2157869, 4007471, 28052297]

約数ペア:

[(1, 28052297), (7, 4007471), (13, 2157869), (43, 652379), (67, 418691), (91, 308267), (107, 262171), (301, 93197), (469, 59813), (559, 50183), (749, 37453), (871, 32207), (1391, 20167), (2881, 9737), (3913, 7169), (4601, 6097)]