40638702

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{521009}}^1$

素因数の和:521027

約数の個数: 16

約数和(自身を含む): 87529680

約数和(自身を除く): 46890978

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 521009, 1042018, 1563027, 3126054, 6773117, 13546234, 20319351, 40638702]

約数ペア:

[(1, 40638702), (2, 20319351), (3, 13546234), (6, 6773117), (13, 3126054), (26, 1563027), (39, 1042018), (78, 521009)]