151980017

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{4243}}^1$

素因数の和:4317

約数の個数: 24

約数和(自身を含む): 191591136

約数和(自身を除く): 39611119

約数列:

[1, 7, 17, 43, 49, 119, 301, 731, 833, 2107, 4243, 5117, 29701, 35819, 72131, 182449, 207907, 504917, 1277143, 3101633, 3534419, 8940001, 21711431, 151980017]

約数ペア:

[(1, 151980017), (7, 21711431), (17, 8940001), (43, 3534419), (49, 3101633), (119, 1277143), (301, 504917), (731, 207907), (833, 182449), (2107, 72131), (4243, 35819), (5117, 29701)]