3405038

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{353}}^1$

素因数の和:428

約数の個数: 32

約数和(自身を含む): 6422976

約数和(自身を除く): 3017938

約数列:

[1, 2, 7, 13, 14, 26, 53, 91, 106, 182, 353, 371, 689, 706, 742, 1378, 2471, 4589, 4823, 4942, 9178, 9646, 18709, 32123, 37418, 64246, 130963, 243217, 261926, 486434, 1702519, 3405038]

約数ペア:

[(1, 3405038), (2, 1702519), (7, 486434), (13, 261926), (14, 243217), (26, 130963), (53, 64246), (91, 37418), (106, 32123), (182, 18709), (353, 9646), (371, 9178), (689, 4942), (706, 4823), (742, 4589), (1378, 2471)]