16519455

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^2$

素因数の和:308

約数の個数: 36

約数和(自身を含む): 30359160

約数和(自身を除く): 13839705

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 139, 171, 285, 417, 695, 855, 1251, 2085, 2641, 6255, 7923, 13205, 19321, 23769, 39615, 57963, 96605, 118845, 173889, 289815, 367099, 869445, 1101297, 1835495, 3303891, 5506485, 16519455]

約数ペア:

[(1, 16519455), (3, 5506485), (5, 3303891), (9, 1835495), (15, 1101297), (19, 869445), (45, 367099), (57, 289815), (95, 173889), (139, 118845), (171, 96605), (285, 57963), (417, 39615), (695, 23769), (855, 19321), (1251, 13205), (2085, 7923), (2641, 6255)]