278300871

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{367}}^1\times {\mathrm{773}}^1$

素因数の和:1255

約数の個数: 24

約数和(自身を含む): 407309760

約数和(自身を除く): 129008889

約数列:

[1, 3, 9, 109, 327, 367, 773, 981, 1101, 2319, 3303, 6957, 40003, 84257, 120009, 252771, 283691, 360027, 758313, 851073, 2553219, 30922319, 92766957, 278300871]

約数ペア:

[(1, 278300871), (3, 92766957), (9, 30922319), (109, 2553219), (327, 851073), (367, 758313), (773, 360027), (981, 283691), (1101, 252771), (2319, 120009), (3303, 84257), (6957, 40003)]