31209472

素因数分解:

$2^{11}\times 7^2\times {\mathrm{311}}^1$

素因数の和:347

約数の個数: 72

約数和(自身を含む): 72825480

約数和(自身を除く): 41616008

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 311, 392, 448, 512, 622, 784, 896, 1024, 1244, 1568, 1792, 2048, 2177, 2488, 3136, 3584, 4354, 4976, 6272, 7168, 8708, 9952, 12544, 14336, 15239, 17416, 19904, 25088, 30478, 34832, 39808, 50176, 60956, 69664, 79616, 100352, 121912, 139328, 159232, 243824, 278656, 318464, 487648, 557312, 636928, 975296, 1114624, 1950592, 2229248, 3901184, 4458496, 7802368, 15604736, 31209472]

約数ペア:

[(1, 31209472), (2, 15604736), (4, 7802368), (7, 4458496), (8, 3901184), (14, 2229248), (16, 1950592), (28, 1114624), (32, 975296), (49, 636928), (56, 557312), (64, 487648), (98, 318464), (112, 278656), (128, 243824), (196, 159232), (224, 139328), (256, 121912), (311, 100352), (392, 79616), (448, 69664), (512, 60956), (622, 50176), (784, 39808), (896, 34832), (1024, 30478), (1244, 25088), (1568, 19904), (1792, 17416), (2048, 15239), (2177, 14336), (2488, 12544), (3136, 9952), (3584, 8708), (4354, 7168), (4976, 6272)]