2472687

素因数分解:

$3^4\times 7^3\times {\mathrm{89}}^1$

素因数の和:122

約数の個数: 40

約数和(自身を含む): 4356000

約数和(自身を除く): 1883313

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 89, 147, 189, 267, 343, 441, 567, 623, 801, 1029, 1323, 1869, 2403, 3087, 3969, 4361, 5607, 7209, 9261, 13083, 16821, 27783, 30527, 39249, 50463, 91581, 117747, 274743, 353241, 824229, 2472687]

約数ペア:

[(1, 2472687), (3, 824229), (7, 353241), (9, 274743), (21, 117747), (27, 91581), (49, 50463), (63, 39249), (81, 30527), (89, 27783), (147, 16821), (189, 13083), (267, 9261), (343, 7209), (441, 5607), (567, 4361), (623, 3969), (801, 3087), (1029, 2403), (1323, 1869)]