210315519

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{787}}^1\times {\mathrm{1291}}^1$

素因数の和:2107

約数の個数: 24

約数和(自身を含む): 317645952

約数和(自身を除く): 107330433

約数列:

[1, 3, 9, 23, 69, 207, 787, 1291, 2361, 3873, 7083, 11619, 18101, 29693, 54303, 89079, 162909, 267237, 1016017, 3048051, 9144153, 23368391, 70105173, 210315519]

約数ペア:

[(1, 210315519), (3, 70105173), (9, 23368391), (23, 9144153), (69, 3048051), (207, 1016017), (787, 267237), (1291, 162909), (2361, 89079), (3873, 54303), (7083, 29693), (11619, 18101)]