401996896

素因数分解:

$2^5\times 7^1\times {\mathrm{139}}^1\times {\mathrm{12911}}^1$

素因数の和:13067

約数の個数: 48

約数和(自身を含む): 911070720

約数和(自身を除く): 509073824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 139, 224, 278, 556, 973, 1112, 1946, 2224, 3892, 4448, 7784, 12911, 15568, 25822, 31136, 51644, 90377, 103288, 180754, 206576, 361508, 413152, 723016, 1446032, 1794629, 2892064, 3589258, 7178516, 12562403, 14357032, 25124806, 28714064, 50249612, 57428128, 100499224, 200998448, 401996896]

約数ペア:

[(1, 401996896), (2, 200998448), (4, 100499224), (7, 57428128), (8, 50249612), (14, 28714064), (16, 25124806), (28, 14357032), (32, 12562403), (56, 7178516), (112, 3589258), (139, 2892064), (224, 1794629), (278, 1446032), (556, 723016), (973, 413152), (1112, 361508), (1946, 206576), (2224, 180754), (3892, 103288), (4448, 90377), (7784, 51644), (12911, 31136), (15568, 25822)]