28207226

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1\times {\mathrm{761}}^1$

素因数の和:1237

約数の個数: 16

約数和(自身を含む): 43452288

約数和(自身を除く): 15245062

約数列:

[1, 2, 43, 86, 431, 761, 862, 1522, 18533, 32723, 37066, 65446, 327991, 655982, 14103613, 28207226]

約数ペア:

[(1, 28207226), (2, 14103613), (43, 655982), (86, 327991), (431, 65446), (761, 37066), (862, 32723), (1522, 18533)]