631477

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:216

約数の個数: 16

約数和(自身を含む): 806400

約数和(自身を除く): 174923

約数列:

[1, 7, 11, 59, 77, 139, 413, 649, 973, 1529, 4543, 8201, 10703, 57407, 90211, 631477]

約数ペア:

[(1, 631477), (7, 90211), (11, 57407), (59, 10703), (77, 8201), (139, 4543), (413, 1529), (649, 973)]