28724878

素因数分解:

$2^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{3221}}^1$

素因数の和:3257

約数の個数: 32

約数和(自身を含む): 54129600

約数和(自身を除く): 25404722

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 343, 637, 686, 1274, 3221, 4459, 6442, 8918, 22547, 41873, 45094, 83746, 157829, 293111, 315658, 586222, 1104803, 2051777, 2209606, 4103554, 14362439, 28724878]

約数ペア:

[(1, 28724878), (2, 14362439), (7, 4103554), (13, 2209606), (14, 2051777), (26, 1104803), (49, 586222), (91, 315658), (98, 293111), (182, 157829), (343, 83746), (637, 45094), (686, 41873), (1274, 22547), (3221, 8918), (4459, 6442)]