191454263

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{991}}^1$

素因数の和:1215

約数の個数: 32

約数和(自身を含む): 258650112

約数和(自身を除く): 67195849

約数列:

[1, 7, 11, 13, 77, 91, 143, 193, 991, 1001, 1351, 2123, 2509, 6937, 10901, 12883, 14861, 17563, 27599, 76307, 90181, 141713, 191263, 193193, 991991, 1338841, 2103893, 2486419, 14727251, 17404933, 27350609, 191454263]

約数ペア:

[(1, 191454263), (7, 27350609), (11, 17404933), (13, 14727251), (77, 2486419), (91, 2103893), (143, 1338841), (193, 991991), (991, 193193), (1001, 191263), (1351, 141713), (2123, 90181), (2509, 76307), (6937, 27599), (10901, 17563), (12883, 14861)]