121515207

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{28109}}^1$

素因数の和:28254

約数の個数: 16

約数和(自身を含む): 178104960

約数和(自身を除く): 56589753

約数列:

[1, 3, 11, 33, 131, 393, 1441, 4323, 28109, 84327, 309199, 927597, 3682279, 11046837, 40505069, 121515207]

約数ペア:

[(1, 121515207), (3, 40505069), (11, 11046837), (33, 3682279), (131, 927597), (393, 309199), (1441, 84327), (4323, 28109)]