397334522

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:363

約数の個数: 64

約数和(自身を含む): 697503744

約数和(自身を除く): 300169222

約数列:

[1, 2, 13, 23, 26, 46, 47, 67, 94, 134, 211, 299, 422, 598, 611, 871, 1081, 1222, 1541, 1742, 2162, 2743, 3082, 3149, 4853, 5486, 6298, 9706, 9917, 14053, 14137, 19834, 20033, 28106, 28274, 40066, 40937, 63089, 72427, 81874, 126178, 128921, 144854, 183781, 228091, 257842, 325151, 367562, 456182, 650302, 664439, 941551, 1328878, 1883102, 2965183, 4226963, 5930366, 8453926, 8637707, 15282097, 17275414, 30564194, 198667261, 397334522]

約数ペア:

[(1, 397334522), (2, 198667261), (13, 30564194), (23, 17275414), (26, 15282097), (46, 8637707), (47, 8453926), (67, 5930366), (94, 4226963), (134, 2965183), (211, 1883102), (299, 1328878), (422, 941551), (598, 664439), (611, 650302), (871, 456182), (1081, 367562), (1222, 325151), (1541, 257842), (1742, 228091), (2162, 183781), (2743, 144854), (3082, 128921), (3149, 126178), (4853, 81874), (5486, 72427), (6298, 63089), (9706, 40937), (9917, 40066), (14053, 28274), (14137, 28106), (19834, 20033)]