2112929

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:165

約数の個数: 24

約数和(自身を含む): 2757888

約数和(自身を除く): 644959

約数列:

[1, 7, 13, 31, 49, 91, 107, 217, 403, 637, 749, 1391, 1519, 2821, 3317, 5243, 9737, 19747, 23219, 43121, 68159, 162533, 301847, 2112929]

約数ペア:

[(1, 2112929), (7, 301847), (13, 162533), (31, 68159), (49, 43121), (91, 23219), (107, 19747), (217, 9737), (403, 5243), (637, 3317), (749, 2821), (1391, 1519)]