38957009

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2659}}^1$

素因数の和:2709

約数の個数: 24

約数和(自身を含む): 50944320

約数和(自身を除く): 11987311

約数列:

[1, 7, 13, 23, 49, 91, 161, 299, 637, 1127, 2093, 2659, 14651, 18613, 34567, 61157, 130291, 241969, 428099, 795041, 1693783, 2996693, 5565287, 38957009]

約数ペア:

[(1, 38957009), (7, 5565287), (13, 2996693), (23, 1693783), (49, 795041), (91, 428099), (161, 241969), (299, 130291), (637, 61157), (1127, 34567), (2093, 18613), (2659, 14651)]