138863872

素因数分解:

$2^8\times 7^1\times {\mathrm{77491}}^1$

素因数の和:77514

約数の個数: 36

約数和(自身を含む): 316787296

約数和(自身を除く): 177923424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 77491, 154982, 309964, 542437, 619928, 1084874, 1239856, 2169748, 2479712, 4339496, 4959424, 8678992, 9918848, 17357984, 19837696, 34715968, 69431936, 138863872]

約数ペア:

[(1, 138863872), (2, 69431936), (4, 34715968), (7, 19837696), (8, 17357984), (14, 9918848), (16, 8678992), (28, 4959424), (32, 4339496), (56, 2479712), (64, 2169748), (112, 1239856), (128, 1084874), (224, 619928), (256, 542437), (448, 309964), (896, 154982), (1792, 77491)]