315085988

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1\times {\mathrm{557}}^1$

素因数の和:884

約数の個数: 48

約数和(自身を含む): 641208960

約数和(自身を除く): 326122972

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 227, 356, 454, 557, 623, 908, 1114, 1246, 1589, 2228, 2492, 3178, 3899, 6356, 7798, 15596, 20203, 40406, 49573, 80812, 99146, 126439, 141421, 198292, 252878, 282842, 347011, 505756, 565684, 694022, 885073, 1388044, 1770146, 3540292, 11253071, 22506142, 45012284, 78771497, 157542994, 315085988]

約数ペア:

[(1, 315085988), (2, 157542994), (4, 78771497), (7, 45012284), (14, 22506142), (28, 11253071), (89, 3540292), (178, 1770146), (227, 1388044), (356, 885073), (454, 694022), (557, 565684), (623, 505756), (908, 347011), (1114, 282842), (1246, 252878), (1589, 198292), (2228, 141421), (2492, 126439), (3178, 99146), (3899, 80812), (6356, 49573), (7798, 40406), (15596, 20203)]