438802351

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{521}}^1$

素因数の和:691

約数の個数: 32

約数和(自身を含む): 519861888

約数和(自身を除く): 81059537

約数列:

[1, 13, 17, 37, 103, 221, 481, 521, 629, 1339, 1751, 3811, 6773, 8177, 8857, 19277, 22763, 49543, 53663, 64787, 115141, 250601, 327709, 697619, 842231, 912271, 1985531, 4260217, 11859523, 25811903, 33754027, 438802351]

約数ペア:

[(1, 438802351), (13, 33754027), (17, 25811903), (37, 11859523), (103, 4260217), (221, 1985531), (481, 912271), (521, 842231), (629, 697619), (1339, 327709), (1751, 250601), (3811, 115141), (6773, 64787), (8177, 53663), (8857, 49543), (19277, 22763)]