3875931

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{439}}^1$

素因数の和:560

約数の個数: 20

約数和(自身を含む): 5856400

約数和(自身を除く): 1980469

約数列:

[1, 3, 9, 27, 81, 109, 327, 439, 981, 1317, 2943, 3951, 8829, 11853, 35559, 47851, 143553, 430659, 1291977, 3875931]

約数ペア:

[(1, 3875931), (3, 1291977), (9, 430659), (27, 143553), (81, 47851), (109, 35559), (327, 11853), (439, 8829), (981, 3951), (1317, 2943)]