81302697

素因数分解:

$3^5\times 7^1\times {\mathrm{47797}}^1$

素因数の和:47819

約数の個数: 24

約数和(自身を含む): 139187776

約数和(自身を除く): 57885079

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 47797, 143391, 334579, 430173, 1003737, 1290519, 3011211, 3871557, 9033633, 11614671, 27100899, 81302697]

約数ペア:

[(1, 81302697), (3, 27100899), (7, 11614671), (9, 9033633), (21, 3871557), (27, 3011211), (63, 1290519), (81, 1003737), (189, 430173), (243, 334579), (567, 143391), (1701, 47797)]