28099309

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{5153}}^1$

素因数の和:5220

約数の個数: 16

約数和(自身を含む): 34634880

約数和(自身を除く): 6535571

約数列:

[1, 7, 19, 41, 133, 287, 779, 5153, 5453, 36071, 97907, 211273, 685349, 1478911, 4014187, 28099309]

約数ペア:

[(1, 28099309), (7, 4014187), (19, 1478911), (41, 685349), (133, 211273), (287, 97907), (779, 36071), (5153, 5453)]