28371541

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:241

約数の個数: 32

約数和(自身を含む): 35020800

約数和(自身を除く): 6649259

約数列:

[1, 11, 19, 29, 31, 151, 209, 319, 341, 551, 589, 899, 1661, 2869, 4379, 4681, 6061, 6479, 9889, 17081, 31559, 48169, 51491, 83201, 88939, 135749, 187891, 915211, 978329, 1493239, 2579231, 28371541]

約数ペア:

[(1, 28371541), (11, 2579231), (19, 1493239), (29, 978329), (31, 915211), (151, 187891), (209, 135749), (319, 88939), (341, 83201), (551, 51491), (589, 48169), (899, 31559), (1661, 17081), (2869, 9889), (4379, 6479), (4681, 6061)]