23890181

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1237}}^1$

素因数の和:1364

約数の個数: 16

約数和(自身を含む): 28523520

約数和(自身を除く): 4633339

約数列:

[1, 7, 31, 89, 217, 623, 1237, 2759, 8659, 19313, 38347, 110093, 268429, 770651, 3412883, 23890181]

約数ペア:

[(1, 23890181), (7, 3412883), (31, 770651), (89, 268429), (217, 110093), (623, 38347), (1237, 19313), (2759, 8659)]