28161113

素因数分解:

${\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:352

約数の個数: 16

約数和(自身を含む): 30067200

約数和(自身を除く): 1906087

約数列:

[1, 31, 59, 89, 173, 1829, 2759, 5251, 5363, 10207, 15397, 162781, 316417, 477307, 908423, 28161113]

約数ペア:

[(1, 28161113), (31, 908423), (59, 477307), (89, 316417), (173, 162781), (1829, 15397), (2759, 10207), (5251, 5363)]