28102785

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{577}}^1$

素因数の和:793

約数の個数: 32

約数和(自身を含む): 47941632

約数和(自身を除く): 19838847

約数列:

[1, 3, 5, 15, 17, 51, 85, 191, 255, 573, 577, 955, 1731, 2865, 2885, 3247, 8655, 9741, 9809, 16235, 29427, 48705, 49045, 110207, 147135, 330621, 551035, 1653105, 1873519, 5620557, 9367595, 28102785]

約数ペア:

[(1, 28102785), (3, 9367595), (5, 5620557), (15, 1873519), (17, 1653105), (51, 551035), (85, 330621), (191, 147135), (255, 110207), (573, 49045), (577, 48705), (955, 29427), (1731, 16235), (2865, 9809), (2885, 9741), (3247, 8655)]