81100246

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{11923}}^1$

素因数の和:12123

約数の個数: 16

約数和(自身を含む): 128779200

約数和(自身を除く): 47678954

約数列:

[1, 2, 19, 38, 179, 358, 3401, 6802, 11923, 23846, 226537, 453074, 2134217, 4268434, 40550123, 81100246]

約数ペア:

[(1, 81100246), (2, 40550123), (19, 4268434), (38, 2134217), (179, 453074), (358, 226537), (3401, 23846), (6802, 11923)]