2391567479

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{71821}}^1$

素因数の和:71966

約数の個数: 16

約数和(自身を含む): 2813124096

約数和(自身を除く): 421556617

約数列:

[1, 7, 67, 71, 469, 497, 4757, 33299, 71821, 502747, 4812007, 5099291, 33684049, 35695037, 341652497, 2391567479]

約数ペア:

[(1, 2391567479), (7, 341652497), (67, 35695037), (71, 33684049), (469, 5099291), (497, 4812007), (4757, 502747), (33299, 71821)]