28761255

素因数分解:

$3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{2791}}^1$

素因数の和:3031

約数の個数: 24

約数和(自身を含む): 50088480

約数和(自身を除く): 21327225

約数列:

[1, 3, 5, 9, 15, 45, 229, 687, 1145, 2061, 2791, 3435, 8373, 10305, 13955, 25119, 41865, 125595, 639139, 1917417, 3195695, 5752251, 9587085, 28761255]

約数ペア:

[(1, 28761255), (3, 9587085), (5, 5752251), (9, 3195695), (15, 1917417), (45, 639139), (229, 125595), (687, 41865), (1145, 25119), (2061, 13955), (2791, 10305), (3435, 8373)]