1402037

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:129

約数の個数: 24

約数和(自身を含む): 1838592

約数和(自身を除く): 436555

約数列:

[1, 7, 13, 31, 49, 71, 91, 217, 403, 497, 637, 923, 1519, 2201, 2821, 3479, 6461, 15407, 19747, 28613, 45227, 107849, 200291, 1402037]

約数ペア:

[(1, 1402037), (7, 200291), (13, 107849), (31, 45227), (49, 28613), (71, 19747), (91, 15407), (217, 6461), (403, 3479), (497, 2821), (637, 2201), (923, 1519)]