81817659

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{10733}}^1$

素因数の和:10768

約数の個数: 36

約数和(自身を含む): 148472688

約数和(自身を除く): 66655029

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 121, 231, 363, 693, 847, 1089, 2541, 7623, 10733, 32199, 75131, 96597, 118063, 225393, 354189, 676179, 826441, 1062567, 1298693, 2479323, 3896079, 7437969, 9090851, 11688237, 27272553, 81817659]

約数ペア:

[(1, 81817659), (3, 27272553), (7, 11688237), (9, 9090851), (11, 7437969), (21, 3896079), (33, 2479323), (63, 1298693), (77, 1062567), (99, 826441), (121, 676179), (231, 354189), (363, 225393), (693, 118063), (847, 96597), (1089, 75131), (2541, 32199), (7623, 10733)]