678996961

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{10247}}^1$

素因数の和:10380

約数の個数: 16

約数和(自身を含む): 735888384

約数和(自身を除く): 56891423

約数列:

[1, 23, 43, 67, 989, 1541, 2881, 10247, 66263, 235681, 440621, 686549, 10134283, 15790627, 29521607, 678996961]

約数ペア:

[(1, 678996961), (23, 29521607), (43, 15790627), (67, 10134283), (989, 686549), (1541, 440621), (2881, 235681), (10247, 66263)]