397008981

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{653}}^1\times {\mathrm{1571}}^1$

素因数の和:2273

約数の個数: 24

約数和(自身を含む): 588066336

約数和(自身を除く): 191057355

約数列:

[1, 3, 9, 43, 129, 387, 653, 1571, 1959, 4713, 5877, 14139, 28079, 67553, 84237, 202659, 252711, 607977, 1025863, 3077589, 9232767, 44112109, 132336327, 397008981]

約数ペア:

[(1, 397008981), (3, 132336327), (9, 44112109), (43, 9232767), (129, 3077589), (387, 1025863), (653, 607977), (1571, 252711), (1959, 202659), (4713, 84237), (5877, 67553), (14139, 28079)]