28757591

素因数分解:

${\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:418

約数の個数: 16

約数和(自身を含む): 31298400

約数和(自身を除く): 2540809

約数列:

[1, 17, 83, 89, 229, 1411, 1513, 3893, 7387, 19007, 20381, 125579, 323119, 346477, 1691623, 28757591]

約数ペア:

[(1, 28757591), (17, 1691623), (83, 346477), (89, 323119), (229, 125579), (1411, 20381), (1513, 19007), (3893, 7387)]