128798001

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{17911}}^1$

素因数の和:17981

約数の個数: 24

約数和(自身を含む): 201187584

約数和(自身を除く): 72389583

約数列:

[1, 3, 9, 17, 47, 51, 141, 153, 423, 799, 2397, 7191, 17911, 53733, 161199, 304487, 841817, 913461, 2525451, 2740383, 7576353, 14310889, 42932667, 128798001]

約数ペア:

[(1, 128798001), (3, 42932667), (9, 14310889), (17, 7576353), (47, 2740383), (51, 2525451), (141, 913461), (153, 841817), (423, 304487), (799, 161199), (2397, 53733), (7191, 17911)]