138616345

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{18251}}^1$

素因数の和:18301

約数の個数: 24

約数和(自身を含む): 199749888

約数和(自身を除く): 61133543

約数列:

[1, 5, 7, 31, 35, 49, 155, 217, 245, 1085, 1519, 7595, 18251, 91255, 127757, 565781, 638785, 894299, 2828905, 3960467, 4471495, 19802335, 27723269, 138616345]

約数ペア:

[(1, 138616345), (5, 27723269), (7, 19802335), (31, 4471495), (35, 3960467), (49, 2828905), (155, 894299), (217, 638785), (245, 565781), (1085, 127757), (1519, 91255), (7595, 18251)]