201217527

素因数分解:

$3^4\times 7^1\times {\mathrm{354881}}^1$

素因数の和:354900

約数の個数: 20

約数和(自身を含む): 343525776

約数和(自身を除く): 142308249

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 354881, 1064643, 2484167, 3193929, 7452501, 9581787, 22357503, 28745361, 67072509, 201217527]

約数ペア:

[(1, 201217527), (3, 67072509), (7, 28745361), (9, 22357503), (21, 9581787), (27, 7452501), (63, 3193929), (81, 2484167), (189, 1064643), (567, 354881)]