3991568

素因数分解:

$2^4\times 7^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:399

約数の個数: 40

約数和(自身を含む): 8933952

約数和(自身を除く): 4942384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 157, 227, 314, 454, 628, 908, 1099, 1256, 1589, 1816, 2198, 2512, 3178, 3632, 4396, 6356, 8792, 12712, 17584, 25424, 35639, 71278, 142556, 249473, 285112, 498946, 570224, 997892, 1995784, 3991568]

約数ペア:

[(1, 3991568), (2, 1995784), (4, 997892), (7, 570224), (8, 498946), (14, 285112), (16, 249473), (28, 142556), (56, 71278), (112, 35639), (157, 25424), (227, 17584), (314, 12712), (454, 8792), (628, 6356), (908, 4396), (1099, 3632), (1256, 3178), (1589, 2512), (1816, 2198)]