42215979

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{6257}}^1$

素因数の和:6446

約数の個数: 16

約数和(自身を含む): 60977952

約数和(自身を除く): 18761973

約数列:

[1, 3, 13, 39, 173, 519, 2249, 6257, 6747, 18771, 81341, 244023, 1082461, 3247383, 14071993, 42215979]

約数ペア:

[(1, 42215979), (3, 14071993), (13, 3247383), (39, 1082461), (173, 244023), (519, 81341), (2249, 18771), (6257, 6747)]