3891591621

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{906497}}^1$

素因数の和:906562

約数の個数: 20

約数和(自身を含む): 5923057932

約数和(自身を除く): 2031466311

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1431, 4293, 906497, 2719491, 8158473, 24475419, 48044341, 73426257, 144133023, 432399069, 1297197207, 3891591621]

約数ペア:

[(1, 3891591621), (3, 1297197207), (9, 432399069), (27, 144133023), (53, 73426257), (81, 48044341), (159, 24475419), (477, 8158473), (1431, 2719491), (4293, 906497)]