91391531

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{20117}}^1$

素因数の和:20194

約数の個数: 16

約数和(自身を含む): 115879680

約数和(自身を除く): 24488149

約数列:

[1, 7, 11, 59, 77, 413, 649, 4543, 20117, 140819, 221287, 1186903, 1549009, 8308321, 13055933, 91391531]

約数ペア:

[(1, 91391531), (7, 13055933), (11, 8308321), (59, 1549009), (77, 1186903), (413, 221287), (649, 140819), (4543, 20117)]