42176979

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{18973}}^1$

素因数の和:19011

約数の個数: 24

約数和(自身を含む): 69065360

約数和(自身を除く): 26888381

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 18973, 56919, 170757, 246649, 360487, 739947, 1081461, 2219841, 3244383, 4686331, 14058993, 42176979]

約数ペア:

[(1, 42176979), (3, 14058993), (9, 4686331), (13, 3244383), (19, 2219841), (39, 1081461), (57, 739947), (117, 360487), (171, 246649), (247, 170757), (741, 56919), (2223, 18973)]