31027381

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{9371}}^1$

素因数の和:9432

約数の個数: 16

約数和(自身を含む): 39587328

約数和(自身を除く): 8559947

約数列:

[1, 7, 11, 43, 77, 301, 473, 3311, 9371, 65597, 103081, 402953, 721567, 2820671, 4432483, 31027381]

約数ペア:

[(1, 31027381), (7, 4432483), (11, 2820671), (43, 721567), (77, 402953), (301, 103081), (473, 65597), (3311, 9371)]