39214155

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2521}}^1$

素因数の和:2607

約数の個数: 32

約数和(自身を含む): 67549248

約数和(自身を除く): 28335093

約数列:

[1, 3, 5, 15, 17, 51, 61, 85, 183, 255, 305, 915, 1037, 2521, 3111, 5185, 7563, 12605, 15555, 37815, 42857, 128571, 153781, 214285, 461343, 642855, 768905, 2306715, 2614277, 7842831, 13071385, 39214155]

約数ペア:

[(1, 39214155), (3, 13071385), (5, 7842831), (15, 2614277), (17, 2306715), (51, 768905), (61, 642855), (85, 461343), (183, 214285), (255, 153781), (305, 128571), (915, 42857), (1037, 37815), (2521, 15555), (3111, 12605), (5185, 7563)]