38396449

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:222

約数の個数: 32

約数和(自身を含む): 49280000

約数和(自身を除く): 10883551

約数列:

[1, 7, 13, 49, 79, 91, 109, 343, 553, 637, 763, 1027, 1417, 3871, 4459, 5341, 7189, 8611, 9919, 27097, 37387, 50323, 60277, 69433, 111943, 352261, 421939, 486031, 783601, 2953573, 5485207, 38396449]

約数ペア:

[(1, 38396449), (7, 5485207), (13, 2953573), (49, 783601), (79, 486031), (91, 421939), (109, 352261), (343, 111943), (553, 69433), (637, 60277), (763, 50323), (1027, 37387), (1417, 27097), (3871, 9919), (4459, 8611), (5341, 7189)]