31004259

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{72271}}^1$

素因数の和:72298

約数の個数: 16

約数和(自身を含む): 48566784

約数和(自身を除く): 17562525

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 72271, 216813, 794981, 939523, 2384943, 2818569, 10334753, 31004259]

約数ペア:

[(1, 31004259), (3, 10334753), (11, 2818569), (13, 2384943), (33, 939523), (39, 794981), (143, 216813), (429, 72271)]