8720408641

素因数分解:

$7^1\times {\mathrm{109}}^1\times {\mathrm{907}}^1\times {\mathrm{12601}}^1$

素因数の和:13624

約数の個数: 16

約数和(自身を含む): 10069502080

約数和(自身を除く): 1349093439

約数列:

[1, 7, 109, 763, 907, 6349, 12601, 88207, 98863, 692041, 1373509, 9614563, 11429107, 80003749, 1245772663, 8720408641]

約数ペア:

[(1, 8720408641), (7, 1245772663), (109, 80003749), (763, 11429107), (907, 9614563), (6349, 1373509), (12601, 692041), (88207, 98863)]