15120855

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{4603}}^1$

素因数の和:4687

約数の個数: 24

約数和(自身を含む): 26574288

約数和(自身を除く): 11453433

約数列:

[1, 3, 5, 9, 15, 45, 73, 219, 365, 657, 1095, 3285, 4603, 13809, 23015, 41427, 69045, 207135, 336019, 1008057, 1680095, 3024171, 5040285, 15120855]

約数ペア:

[(1, 15120855), (3, 5040285), (5, 3024171), (9, 1680095), (15, 1008057), (45, 336019), (73, 207135), (219, 69045), (365, 41427), (657, 23015), (1095, 13809), (3285, 4603)]