12049815

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{659}}^1$

素因数の和:743

約数の個数: 32

約数和(自身を含む): 20528640

約数和(自身を除く): 8478825

約数列:

[1, 3, 5, 15, 23, 53, 69, 115, 159, 265, 345, 659, 795, 1219, 1977, 3295, 3657, 6095, 9885, 15157, 18285, 34927, 45471, 75785, 104781, 174635, 227355, 523905, 803321, 2409963, 4016605, 12049815]

約数ペア:

[(1, 12049815), (3, 4016605), (5, 2409963), (15, 803321), (23, 523905), (53, 227355), (69, 174635), (115, 104781), (159, 75785), (265, 45471), (345, 34927), (659, 18285), (795, 15157), (1219, 9885), (1977, 6095), (3295, 3657)]