254031639

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{691}}^1$

素因数の和:851

約数の個数: 32

約数和(自身を含む): 361390080

約数和(自身を除く): 107358441

約数列:

[1, 3, 31, 59, 67, 93, 177, 201, 691, 1829, 2073, 2077, 3953, 5487, 6231, 11859, 21421, 40769, 46297, 64263, 122307, 122543, 138891, 367629, 1263839, 1435207, 2731523, 3791517, 4305621, 8194569, 84677213, 254031639]

約数ペア:

[(1, 254031639), (3, 84677213), (31, 8194569), (59, 4305621), (67, 3791517), (93, 2731523), (177, 1435207), (201, 1263839), (691, 367629), (1829, 138891), (2073, 122543), (2077, 122307), (3953, 64263), (5487, 46297), (6231, 40769), (11859, 21421)]