77809207

素因数分解:

$7^4\times {\mathrm{23}}^1\times {\mathrm{1409}}^1$

素因数の和:1460

約数の個数: 20

約数和(自身を含む): 94785840

約数和(自身を除く): 16976633

約数列:

[1, 7, 23, 49, 161, 343, 1127, 1409, 2401, 7889, 9863, 32407, 55223, 69041, 226849, 483287, 1587943, 3383009, 11115601, 77809207]

約数ペア:

[(1, 77809207), (7, 11115601), (23, 3383009), (49, 1587943), (161, 483287), (343, 226849), (1127, 69041), (1409, 55223), (2401, 32407), (7889, 9863)]