331657472

素因数分解:

$2^8\times {\mathrm{71}}^2\times {\mathrm{257}}^1$

素因数の和:415

約数の個数: 54

約数和(自身を含む): 674087694

約数和(自身を除く): 342430222

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 256, 257, 284, 514, 568, 1028, 1136, 2056, 2272, 4112, 4544, 5041, 8224, 9088, 10082, 16448, 18176, 18247, 20164, 32896, 36494, 40328, 65792, 72988, 80656, 145976, 161312, 291952, 322624, 583904, 645248, 1167808, 1290496, 1295537, 2335616, 2591074, 4671232, 5182148, 10364296, 20728592, 41457184, 82914368, 165828736, 331657472]

約数ペア:

[(1, 331657472), (2, 165828736), (4, 82914368), (8, 41457184), (16, 20728592), (32, 10364296), (64, 5182148), (71, 4671232), (128, 2591074), (142, 2335616), (256, 1295537), (257, 1290496), (284, 1167808), (514, 645248), (568, 583904), (1028, 322624), (1136, 291952), (2056, 161312), (2272, 145976), (4112, 80656), (4544, 72988), (5041, 65792), (8224, 40328), (9088, 36494), (10082, 32896), (16448, 20164), (18176, 18247)]