42542578

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{821}}^1\times {\mathrm{1993}}^1$

素因数の和:2829

約数の個数: 16

約数和(自身を含む): 68840856

約数和(自身を除く): 26298278

約数列:

[1, 2, 13, 26, 821, 1642, 1993, 3986, 10673, 21346, 25909, 51818, 1636253, 3272506, 21271289, 42542578]

約数ペア:

[(1, 42542578), (2, 21271289), (13, 3272506), (26, 1636253), (821, 51818), (1642, 25909), (1993, 21346), (3986, 10673)]