319144448

素因数分解:

$2^9\times 7^2\times {\mathrm{12721}}^1$

素因数の和:12753

約数の個数: 60

約数和(自身を含む): 741832542

約数和(自身を除く): 422688094

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 512, 784, 896, 1568, 1792, 3136, 3584, 6272, 12544, 12721, 25088, 25442, 50884, 89047, 101768, 178094, 203536, 356188, 407072, 623329, 712376, 814144, 1246658, 1424752, 1628288, 2493316, 2849504, 3256576, 4986632, 5699008, 6513152, 9973264, 11398016, 19946528, 22796032, 39893056, 45592064, 79786112, 159572224, 319144448]

約数ペア:

[(1, 319144448), (2, 159572224), (4, 79786112), (7, 45592064), (8, 39893056), (14, 22796032), (16, 19946528), (28, 11398016), (32, 9973264), (49, 6513152), (56, 5699008), (64, 4986632), (98, 3256576), (112, 2849504), (128, 2493316), (196, 1628288), (224, 1424752), (256, 1246658), (392, 814144), (448, 712376), (512, 623329), (784, 407072), (896, 356188), (1568, 203536), (1792, 178094), (3136, 101768), (3584, 89047), (6272, 50884), (12544, 25442), (12721, 25088)]