256733565

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{3823}}^1$

素因数の和:3890

約数の個数: 48

約数和(自身を含む): 463835904

約数和(自身を除く): 207102339

約数列:

[1, 3, 5, 11, 15, 33, 37, 55, 111, 121, 165, 185, 363, 407, 555, 605, 1221, 1815, 2035, 3823, 4477, 6105, 11469, 13431, 19115, 22385, 42053, 57345, 67155, 126159, 141451, 210265, 424353, 462583, 630795, 707255, 1387749, 1555961, 2121765, 2312915, 4667883, 6938745, 7779805, 17115571, 23339415, 51346713, 85577855, 256733565]

約数ペア:

[(1, 256733565), (3, 85577855), (5, 51346713), (11, 23339415), (15, 17115571), (33, 7779805), (37, 6938745), (55, 4667883), (111, 2312915), (121, 2121765), (165, 1555961), (185, 1387749), (363, 707255), (407, 630795), (555, 462583), (605, 424353), (1221, 210265), (1815, 141451), (2035, 126159), (3823, 67155), (4477, 57345), (6105, 42053), (11469, 22385), (13431, 19115)]