18003765

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5431}}^1$

素因数の和:5469

約数の個数: 32

約数和(自身を含む): 32852736

約数和(自身を除く): 14848971

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 5431, 16293, 27155, 70603, 81465, 92327, 211809, 276981, 353015, 461635, 1059045, 1200251, 1384905, 3600753, 6001255, 18003765]

約数ペア:

[(1, 18003765), (3, 6001255), (5, 3600753), (13, 1384905), (15, 1200251), (17, 1059045), (39, 461635), (51, 353015), (65, 276981), (85, 211809), (195, 92327), (221, 81465), (255, 70603), (663, 27155), (1105, 16293), (3315, 5431)]