81263553

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{227629}}^1$

素因数の和:227656

約数の個数: 16

約数和(自身を含む): 131114880

約数和(自身を除く): 49851327

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 227629, 682887, 1593403, 3869693, 4780209, 11609079, 27087851, 81263553]

約数ペア:

[(1, 81263553), (3, 27087851), (7, 11609079), (17, 4780209), (21, 3869693), (51, 1593403), (119, 682887), (357, 227629)]