81576897

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{2543}}^1$

素因数の和:2617

約数の個数: 24

約数和(自身を含む): 118713216

約数和(自身を除く): 37136319

約数列:

[1, 3, 17, 37, 51, 111, 289, 629, 867, 1887, 2543, 7629, 10693, 32079, 43231, 94091, 129693, 282273, 734927, 1599547, 2204781, 4798641, 27192299, 81576897]

約数ペア:

[(1, 81576897), (3, 27192299), (17, 4798641), (37, 2204781), (51, 1599547), (111, 734927), (289, 282273), (629, 129693), (867, 94091), (1887, 43231), (2543, 32079), (7629, 10693)]