9921023

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{349}}^1$

素因数の和:518

約数の個数: 16

約数和(自身を含む): 11827200

約数和(自身を除く): 1906177

約数列:

[1, 7, 31, 131, 217, 349, 917, 2443, 4061, 10819, 28427, 45719, 75733, 320033, 1417289, 9921023]

約数ペア:

[(1, 9921023), (7, 1417289), (31, 320033), (131, 75733), (217, 45719), (349, 28427), (917, 10819), (2443, 4061)]