9499905

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 17821440

約数和(自身を除く): 8321535

約数列:

[1, 3, 5, 9, 15, 19, 41, 45, 57, 95, 123, 171, 205, 271, 285, 369, 615, 779, 813, 855, 1355, 1845, 2337, 2439, 3895, 4065, 5149, 7011, 11111, 11685, 12195, 15447, 25745, 33333, 35055, 46341, 55555, 77235, 99999, 166665, 211109, 231705, 499995, 633327, 1055545, 1899981, 3166635, 9499905]

約数ペア:

[(1, 9499905), (3, 3166635), (5, 1899981), (9, 1055545), (15, 633327), (19, 499995), (41, 231705), (45, 211109), (57, 166665), (95, 99999), (123, 77235), (171, 55555), (205, 46341), (271, 35055), (285, 33333), (369, 25745), (615, 15447), (779, 12195), (813, 11685), (855, 11111), (1355, 7011), (1845, 5149), (2337, 4065), (2439, 3895)]