217394019

素因数分解:

$3^2\times {\mathrm{5501}}^1\times {\mathrm{4391}}^1$

素因数の和:9898

約数の個数: 12

約数和(自身を含む): 314142192

約数和(自身を除く): 96748173

約数列:

[1, 3, 9, 4391, 5501, 13173, 16503, 39519, 49509, 24154891, 72464673, 217394019]

約数ペア:

[(1, 217394019), (3, 72464673), (9, 24154891), (4391, 49509), (5501, 39519), (13173, 16503)]