31119435

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2141}}^1$

素因数の和:2188

約数の個数: 48

約数和(自身を含む): 60147360

約数和(自身を除く): 29027925

約数列:

[1, 3, 5, 9, 15, 17, 19, 45, 51, 57, 85, 95, 153, 171, 255, 285, 323, 765, 855, 969, 1615, 2141, 2907, 4845, 6423, 10705, 14535, 19269, 32115, 36397, 40679, 96345, 109191, 122037, 181985, 203395, 327573, 366111, 545955, 610185, 691543, 1637865, 1830555, 2074629, 3457715, 6223887, 10373145, 31119435]

約数ペア:

[(1, 31119435), (3, 10373145), (5, 6223887), (9, 3457715), (15, 2074629), (17, 1830555), (19, 1637865), (45, 691543), (51, 610185), (57, 545955), (85, 366111), (95, 327573), (153, 203395), (171, 181985), (255, 122037), (285, 109191), (323, 96345), (765, 40679), (855, 36397), (969, 32115), (1615, 19269), (2141, 14535), (2907, 10705), (4845, 6423)]