490647164

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{6379}}^1$

素因数の和:6498

約数の個数: 48

約数和(自身を含む): 1020391680

約数和(自身を除く): 529744516

約数列:

[1, 2, 4, 7, 14, 28, 41, 67, 82, 134, 164, 268, 287, 469, 574, 938, 1148, 1876, 2747, 5494, 6379, 10988, 12758, 19229, 25516, 38458, 44653, 76916, 89306, 178612, 261539, 427393, 523078, 854786, 1046156, 1709572, 1830773, 2991751, 3661546, 5983502, 7323092, 11967004, 17523113, 35046226, 70092452, 122661791, 245323582, 490647164]

約数ペア:

[(1, 490647164), (2, 245323582), (4, 122661791), (7, 70092452), (14, 35046226), (28, 17523113), (41, 11967004), (67, 7323092), (82, 5983502), (134, 3661546), (164, 2991751), (268, 1830773), (287, 1709572), (469, 1046156), (574, 854786), (938, 523078), (1148, 427393), (1876, 261539), (2747, 178612), (5494, 89306), (6379, 76916), (10988, 44653), (12758, 38458), (19229, 25516)]