28870245

素因数分解:

$3^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{2267}}^1$

素因数の和:2561

約数の個数: 24

約数和(自身を含む): 50240736

約数和(自身を除く): 21370491

約数列:

[1, 3, 5, 9, 15, 45, 283, 849, 1415, 2267, 2547, 4245, 6801, 11335, 12735, 20403, 34005, 102015, 641561, 1924683, 3207805, 5774049, 9623415, 28870245]

約数ペア:

[(1, 28870245), (3, 9623415), (5, 5774049), (9, 3207805), (15, 1924683), (45, 641561), (283, 102015), (849, 34005), (1415, 20403), (2267, 12735), (2547, 11335), (4245, 6801)]