51691442

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:335

約数の個数: 48

約数和(自身を含む): 91699776

約数和(自身を除く): 40008334

約数列:

[1, 2, 11, 22, 23, 37, 46, 74, 121, 242, 251, 253, 407, 502, 506, 814, 851, 1702, 2761, 2783, 4477, 5522, 5566, 5773, 8954, 9287, 9361, 11546, 18574, 18722, 30371, 60742, 63503, 102157, 102971, 127006, 204314, 205942, 213601, 427202, 698533, 1123727, 1397066, 2247454, 2349611, 4699222, 25845721, 51691442]

約数ペア:

[(1, 51691442), (2, 25845721), (11, 4699222), (22, 2349611), (23, 2247454), (37, 1397066), (46, 1123727), (74, 698533), (121, 427202), (242, 213601), (251, 205942), (253, 204314), (407, 127006), (502, 102971), (506, 102157), (814, 63503), (851, 60742), (1702, 30371), (2761, 18722), (2783, 18574), (4477, 11546), (5522, 9361), (5566, 9287), (5773, 8954)]