42639918

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 93139200

約数和(自身を除く): 50499282

約数列:

[1, 2, 3, 6, 29, 41, 43, 58, 82, 86, 87, 123, 129, 139, 174, 246, 258, 278, 417, 834, 1189, 1247, 1763, 2378, 2494, 3526, 3567, 3741, 4031, 5289, 5699, 5977, 7134, 7482, 8062, 10578, 11398, 11954, 12093, 17097, 17931, 24186, 34194, 35862, 51127, 102254, 153381, 165271, 173333, 245057, 306762, 330542, 346666, 490114, 495813, 519999, 735171, 991626, 1039998, 1470342, 7106653, 14213306, 21319959, 42639918]

約数ペア:

[(1, 42639918), (2, 21319959), (3, 14213306), (6, 7106653), (29, 1470342), (41, 1039998), (43, 991626), (58, 735171), (82, 519999), (86, 495813), (87, 490114), (123, 346666), (129, 330542), (139, 306762), (174, 245057), (246, 173333), (258, 165271), (278, 153381), (417, 102254), (834, 51127), (1189, 35862), (1247, 34194), (1763, 24186), (2378, 17931), (2494, 17097), (3526, 12093), (3567, 11954), (3741, 11398), (4031, 10578), (5289, 8062), (5699, 7482), (5977, 7134)]