27621405

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{9743}}^1$

素因数の和:9767

約数の個数: 40

約数和(自身を含む): 56593152

約数和(自身を除く): 28971747

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 9743, 29229, 48715, 68201, 87687, 146145, 204603, 263061, 341005, 438435, 613809, 789183, 1023015, 1315305, 1841427, 3069045, 3945915, 5524281, 9207135, 27621405]

約数ペア:

[(1, 27621405), (3, 9207135), (5, 5524281), (7, 3945915), (9, 3069045), (15, 1841427), (21, 1315305), (27, 1023015), (35, 789183), (45, 613809), (63, 438435), (81, 341005), (105, 263061), (135, 204603), (189, 146145), (315, 87687), (405, 68201), (567, 48715), (945, 29229), (2835, 9743)]