218519248

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{3469}}^1$

素因数の和:3635

約数の個数: 40

約数和(自身を含む): 440606720

約数和(自身を除く): 222087472

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 127, 248, 254, 496, 508, 1016, 2032, 3469, 3937, 6938, 7874, 13876, 15748, 27752, 31496, 55504, 62992, 107539, 215078, 430156, 440563, 860312, 881126, 1720624, 1762252, 3524504, 7049008, 13657453, 27314906, 54629812, 109259624, 218519248]

約数ペア:

[(1, 218519248), (2, 109259624), (4, 54629812), (8, 27314906), (16, 13657453), (31, 7049008), (62, 3524504), (124, 1762252), (127, 1720624), (248, 881126), (254, 860312), (496, 440563), (508, 430156), (1016, 215078), (2032, 107539), (3469, 62992), (3937, 55504), (6938, 31496), (7874, 27752), (13876, 15748)]