406693791

素因数分解:

$3^6\times 7^1\times {\mathrm{79697}}^1$

素因数の和:79722

約数の個数: 28

約数和(自身を含む): 696879312

約数和(自身を除く): 290185521

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 5103, 79697, 239091, 557879, 717273, 1673637, 2151819, 5020911, 6455457, 15062733, 19366371, 45188199, 58099113, 135564597, 406693791]

約数ペア:

[(1, 406693791), (3, 135564597), (7, 58099113), (9, 45188199), (21, 19366371), (27, 15062733), (63, 6455457), (81, 5020911), (189, 2151819), (243, 1673637), (567, 717273), (729, 557879), (1701, 239091), (5103, 79697)]