7485345

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{89}}^2$

素因数の和:199

約数の個数: 48

約数和(自身を含む): 15381120

約数和(自身を除く): 7895775

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 89, 105, 135, 189, 267, 315, 445, 623, 801, 945, 1335, 1869, 2403, 3115, 4005, 5607, 7921, 9345, 12015, 16821, 23763, 28035, 39605, 55447, 71289, 84105, 118815, 166341, 213867, 277235, 356445, 499023, 831705, 1069335, 1497069, 2495115, 7485345]

約数ペア:

[(1, 7485345), (3, 2495115), (5, 1497069), (7, 1069335), (9, 831705), (15, 499023), (21, 356445), (27, 277235), (35, 213867), (45, 166341), (63, 118815), (89, 84105), (105, 71289), (135, 55447), (189, 39605), (267, 28035), (315, 23763), (445, 16821), (623, 12015), (801, 9345), (945, 7921), (1335, 5607), (1869, 4005), (2403, 3115)]