51019515

素因数分解:

$3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{4517}}^1$

素因数の和:4779

約数の個数: 24

約数和(自身を含む): 88805808

約数和(自身を除く): 37786293

約数列:

[1, 3, 5, 9, 15, 45, 251, 753, 1255, 2259, 3765, 4517, 11295, 13551, 22585, 40653, 67755, 203265, 1133767, 3401301, 5668835, 10203903, 17006505, 51019515]

約数ペア:

[(1, 51019515), (3, 17006505), (5, 10203903), (9, 5668835), (15, 3401301), (45, 1133767), (251, 203265), (753, 67755), (1255, 40653), (2259, 22585), (3765, 13551), (4517, 11295)]