254143386

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{421}}^1\times {\mathrm{1597}}^1$

素因数の和:2036

約数の個数: 64

約数和(自身を含む): 647381760

約数和(自身を除く): 393238374

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 421, 842, 1263, 1597, 2526, 2947, 3194, 3789, 4791, 5894, 7578, 8841, 9582, 11179, 11367, 14373, 17682, 22358, 22734, 26523, 28746, 33537, 43119, 53046, 67074, 79569, 86238, 100611, 159138, 201222, 301833, 603666, 672337, 1344674, 2017011, 4034022, 4706359, 6051033, 9412718, 12102066, 14119077, 18153099, 28238154, 36306198, 42357231, 84714462, 127071693, 254143386]

約数ペア:

[(1, 254143386), (2, 127071693), (3, 84714462), (6, 42357231), (7, 36306198), (9, 28238154), (14, 18153099), (18, 14119077), (21, 12102066), (27, 9412718), (42, 6051033), (54, 4706359), (63, 4034022), (126, 2017011), (189, 1344674), (378, 672337), (421, 603666), (842, 301833), (1263, 201222), (1597, 159138), (2526, 100611), (2947, 86238), (3194, 79569), (3789, 67074), (4791, 53046), (5894, 43119), (7578, 33537), (8841, 28746), (9582, 26523), (11179, 22734), (11367, 22358), (14373, 17682)]