201571893

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{31859}}^1$

素因数の和:31921

約数の個数: 24

約数和(自身を含む): 314776800

約数和(自身を除く): 113204907

約数列:

[1, 3, 9, 19, 37, 57, 111, 171, 333, 703, 2109, 6327, 31859, 95577, 286731, 605321, 1178783, 1815963, 3536349, 5447889, 10609047, 22396877, 67190631, 201571893]

約数ペア:

[(1, 201571893), (3, 67190631), (9, 22396877), (19, 10609047), (37, 5447889), (57, 3536349), (111, 1815963), (171, 1178783), (333, 605321), (703, 286731), (2109, 95577), (6327, 31859)]