129541438

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{25037}}^1$

素因数の和:25251

約数の個数: 16

約数和(自身を含む): 210319200

約数和(自身を除く): 80777762

約数列:

[1, 2, 13, 26, 199, 398, 2587, 5174, 25037, 50074, 325481, 650962, 4982363, 9964726, 64770719, 129541438]

約数ペア:

[(1, 129541438), (2, 64770719), (13, 9964726), (26, 4982363), (199, 650962), (398, 325481), (2587, 50074), (5174, 25037)]