311907508

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{28019}}^1$

素因数の和:28068

約数の個数: 36

約数和(自身を含む): 626078880

約数和(自身を除く): 314171372

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 121, 242, 253, 484, 506, 1012, 2783, 5566, 11132, 28019, 56038, 112076, 308209, 616418, 644437, 1232836, 1288874, 2577748, 3390299, 6780598, 7088807, 13561196, 14177614, 28355228, 77976877, 155953754, 311907508]

約数ペア:

[(1, 311907508), (2, 155953754), (4, 77976877), (11, 28355228), (22, 14177614), (23, 13561196), (44, 7088807), (46, 6780598), (92, 3390299), (121, 2577748), (242, 1288874), (253, 1232836), (484, 644437), (506, 616418), (1012, 308209), (2783, 112076), (5566, 56038), (11132, 28019)]