247878288

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{245911}}^1$

素因数の和:245932

約数の個数: 60

約数和(自身を含む): 792820288

約数和(自身を除く): 544942000

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 245911, 491822, 737733, 983644, 1475466, 1721377, 1967288, 2213199, 2950932, 3442754, 3934576, 4426398, 5164131, 5901864, 6885508, 8852796, 10328262, 11803728, 13771016, 15492393, 17705592, 20656524, 27542032, 30984786, 35411184, 41313048, 61969572, 82626096, 123939144, 247878288]

約数ペア:

[(1, 247878288), (2, 123939144), (3, 82626096), (4, 61969572), (6, 41313048), (7, 35411184), (8, 30984786), (9, 27542032), (12, 20656524), (14, 17705592), (16, 15492393), (18, 13771016), (21, 11803728), (24, 10328262), (28, 8852796), (36, 6885508), (42, 5901864), (48, 5164131), (56, 4426398), (63, 3934576), (72, 3442754), (84, 2950932), (112, 2213199), (126, 1967288), (144, 1721377), (168, 1475466), (252, 983644), (336, 737733), (504, 491822), (1008, 245911)]