201573891

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{3499}}^1$

素因数の和:3715

約数の個数: 24

約数和(自身を含む): 300846000

約数和(自身を除く): 99272109

約数列:

[1, 3, 9, 37, 111, 173, 333, 519, 1557, 3499, 6401, 10497, 19203, 31491, 57609, 129463, 388389, 605327, 1165167, 1815981, 5447943, 22397099, 67191297, 201573891]

約数ペア:

[(1, 201573891), (3, 67191297), (9, 22397099), (37, 5447943), (111, 1815981), (173, 1165167), (333, 605327), (519, 388389), (1557, 129463), (3499, 57609), (6401, 31491), (10497, 19203)]