254238208

素因数分解:

$2^9\times 7^1\times {\mathrm{70937}}^1$

素因数の和:70962

約数の個数: 40

約数和(自身を含む): 580556592

約数和(自身を除く): 326318384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 70937, 141874, 283748, 496559, 567496, 993118, 1134992, 1986236, 2269984, 3972472, 4539968, 7944944, 9079936, 15889888, 18159872, 31779776, 36319744, 63559552, 127119104, 254238208]

約数ペア:

[(1, 254238208), (2, 127119104), (4, 63559552), (7, 36319744), (8, 31779776), (14, 18159872), (16, 15889888), (28, 9079936), (32, 7944944), (56, 4539968), (64, 3972472), (112, 2269984), (128, 1986236), (224, 1134992), (256, 993118), (448, 567496), (512, 496559), (896, 283748), (1792, 141874), (3584, 70937)]