388540422

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{232103}}^1$

素因数の和:232145

約数の個数: 32

約数和(自身を含む): 891279360

約数和(自身を除く): 502738938

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 186, 279, 558, 837, 1674, 232103, 464206, 696309, 1392618, 2088927, 4177854, 6266781, 7195193, 12533562, 14390386, 21585579, 43171158, 64756737, 129513474, 194270211, 388540422]

約数ペア:

[(1, 388540422), (2, 194270211), (3, 129513474), (6, 64756737), (9, 43171158), (18, 21585579), (27, 14390386), (31, 12533562), (54, 7195193), (62, 6266781), (93, 4177854), (186, 2088927), (279, 1392618), (558, 696309), (837, 464206), (1674, 232103)]