12691263

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{7937}}^1$

素因数の和:7994

約数の個数: 16

約数和(自身を含む): 18670176

約数和(自身を除く): 5978913

約数列:

[1, 3, 13, 39, 41, 123, 533, 1599, 7937, 23811, 103181, 309543, 325417, 976251, 4230421, 12691263]

約数ペア:

[(1, 12691263), (3, 4230421), (13, 976251), (39, 325417), (41, 309543), (123, 103181), (533, 23811), (1599, 7937)]