17220555

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1831}}^1$

素因数の和:1872

約数の個数: 48

約数和(自身を含む): 34295040

約数和(自身を除く): 17074485

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 45, 55, 57, 95, 99, 165, 171, 209, 285, 495, 627, 855, 1045, 1831, 1881, 3135, 5493, 9155, 9405, 16479, 20141, 27465, 34789, 60423, 82395, 100705, 104367, 173945, 181269, 302115, 313101, 382679, 521835, 906345, 1148037, 1565505, 1913395, 3444111, 5740185, 17220555]

約数ペア:

[(1, 17220555), (3, 5740185), (5, 3444111), (9, 1913395), (11, 1565505), (15, 1148037), (19, 906345), (33, 521835), (45, 382679), (55, 313101), (57, 302115), (95, 181269), (99, 173945), (165, 104367), (171, 100705), (209, 82395), (285, 60423), (495, 34789), (627, 27465), (855, 20141), (1045, 16479), (1831, 9405), (1881, 9155), (3135, 5493)]