15629715

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20431}}^1$

素因数の和:20459

約数の個数: 24

約数和(自身を含む): 28686528

約数和(自身を除く): 13056813

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 20431, 61293, 102155, 183879, 306465, 347327, 919395, 1041981, 1736635, 3125943, 5209905, 15629715]

約数ペア:

[(1, 15629715), (3, 5209905), (5, 3125943), (9, 1736635), (15, 1041981), (17, 919395), (45, 347327), (51, 306465), (85, 183879), (153, 102155), (255, 61293), (765, 20431)]