1297219

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{991}}^1$

素因数の和:1026

約数の個数: 16

約数和(自身を含む): 1714176

約数和(自身を除く): 416957

約数列:

[1, 7, 11, 17, 77, 119, 187, 991, 1309, 6937, 10901, 16847, 76307, 117929, 185317, 1297219]

約数ペア:

[(1, 1297219), (7, 185317), (11, 117929), (17, 76307), (77, 16847), (119, 10901), (187, 6937), (991, 1309)]