78879915

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1063}}^1$

素因数の和:1188

約数の個数: 48

約数和(自身を含む): 146397888

約数和(自身を除く): 67517973

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 97, 153, 255, 291, 485, 765, 873, 1063, 1455, 1649, 3189, 4365, 4947, 5315, 8245, 9567, 14841, 15945, 18071, 24735, 47835, 54213, 74205, 90355, 103111, 162639, 271065, 309333, 515555, 813195, 927999, 1546665, 1752887, 4639995, 5258661, 8764435, 15775983, 26293305, 78879915]

約数ペア:

[(1, 78879915), (3, 26293305), (5, 15775983), (9, 8764435), (15, 5258661), (17, 4639995), (45, 1752887), (51, 1546665), (85, 927999), (97, 813195), (153, 515555), (255, 309333), (291, 271065), (485, 162639), (765, 103111), (873, 90355), (1063, 74205), (1455, 54213), (1649, 47835), (3189, 24735), (4365, 18071), (4947, 15945), (5315, 14841), (8245, 9567)]