28975378

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{19819}}^1$

素因数の和:19881

約数の個数: 16

約数和(自身を含む): 47092320

約数和(自身を除く): 18116942

約数列:

[1, 2, 17, 34, 43, 86, 731, 1462, 19819, 39638, 336923, 673846, 852217, 1704434, 14487689, 28975378]

約数ペア:

[(1, 28975378), (2, 14487689), (17, 1704434), (34, 852217), (43, 673846), (86, 336923), (731, 39638), (1462, 19819)]