289551405

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{134989}}^1$

素因数の和:135021

約数の個数: 32

約数和(自身を含む): 544279680

約数和(自身を除く): 254728275

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 134989, 404967, 674945, 1484879, 1754857, 2024835, 4454637, 5264571, 7424395, 8774285, 19303427, 22273185, 26322855, 57910281, 96517135, 289551405]

約数ペア:

[(1, 289551405), (3, 96517135), (5, 57910281), (11, 26322855), (13, 22273185), (15, 19303427), (33, 8774285), (39, 7424395), (55, 5264571), (65, 4454637), (143, 2024835), (165, 1754857), (195, 1484879), (429, 674945), (715, 404967), (2145, 134989)]