5221318

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{557}}^1$

素因数の和:711

約数の個数: 16

約数和(自身を含む): 8102160

約数和(自身を除く): 2880842

約数列:

[1, 2, 43, 86, 109, 218, 557, 1114, 4687, 9374, 23951, 47902, 60713, 121426, 2610659, 5221318]

約数ペア:

[(1, 5221318), (2, 2610659), (43, 121426), (86, 60713), (109, 47902), (218, 23951), (557, 9374), (1114, 4687)]