28579905

素因数分解:

$3^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{787}}^1$

素因数の和:1070

約数の個数: 32

約数和(自身を含む): 51062400

約数和(自身を除く): 22482495

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 269, 787, 807, 1345, 2361, 2421, 3935, 4035, 7083, 7263, 11805, 12105, 21249, 35415, 36315, 106245, 211703, 635109, 1058515, 1905327, 3175545, 5715981, 9526635, 28579905]

約数ペア:

[(1, 28579905), (3, 9526635), (5, 5715981), (9, 3175545), (15, 1905327), (27, 1058515), (45, 635109), (135, 211703), (269, 106245), (787, 36315), (807, 35415), (1345, 21249), (2361, 12105), (2421, 11805), (3935, 7263), (4035, 7083)]