216128191

素因数分解:

${\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1\times {\mathrm{1091}}^1$

素因数の和:1422

約数の個数: 16

約数和(自身を含む): 235243008

約数和(自身を除く): 19114817

約数列:

[1, 17, 43, 271, 731, 1091, 4607, 11653, 18547, 46913, 198101, 295661, 797521, 5026237, 12713423, 216128191]

約数ペア:

[(1, 216128191), (17, 12713423), (43, 5026237), (271, 797521), (731, 295661), (1091, 198101), (4607, 46913), (11653, 18547)]