40451327

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{409}}^1$

素因数の和:686

約数の個数: 16

約数和(自身を含む): 47232000

約数和(自身を除く): 6780673

約数列:

[1, 7, 71, 199, 409, 497, 1393, 2863, 14129, 29039, 81391, 98903, 203273, 569737, 5778761, 40451327]

約数ペア:

[(1, 40451327), (7, 5778761), (71, 569737), (199, 203273), (409, 98903), (497, 81391), (1393, 29039), (2863, 14129)]