208153904

素因数分解:

$2^4\times 7^1\times {\mathrm{577}}^1\times {\mathrm{3221}}^1$

素因数の和:3813

約数の個数: 40

約数和(自身を含む): 461854368

約数和(自身を除く): 253700464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 577, 1154, 2308, 3221, 4039, 4616, 6442, 8078, 9232, 12884, 16156, 22547, 25768, 32312, 45094, 51536, 64624, 90188, 180376, 360752, 1858517, 3717034, 7434068, 13009619, 14868136, 26019238, 29736272, 52038476, 104076952, 208153904]

約数ペア:

[(1, 208153904), (2, 104076952), (4, 52038476), (7, 29736272), (8, 26019238), (14, 14868136), (16, 13009619), (28, 7434068), (56, 3717034), (112, 1858517), (577, 360752), (1154, 180376), (2308, 90188), (3221, 64624), (4039, 51536), (4616, 45094), (6442, 32312), (8078, 25768), (9232, 22547), (12884, 16156)]