28763504

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{631}}^1$

素因数の和:694

約数の個数: 80

約数和(自身を含む): 71471616

約数和(自身を除く): 42708112

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 37, 44, 56, 74, 77, 88, 112, 148, 154, 176, 259, 296, 308, 407, 518, 592, 616, 631, 814, 1036, 1232, 1262, 1628, 2072, 2524, 2849, 3256, 4144, 4417, 5048, 5698, 6512, 6941, 8834, 10096, 11396, 13882, 17668, 22792, 23347, 27764, 35336, 45584, 46694, 48587, 55528, 70672, 93388, 97174, 111056, 163429, 186776, 194348, 256817, 326858, 373552, 388696, 513634, 653716, 777392, 1027268, 1307432, 1797719, 2054536, 2614864, 3595438, 4109072, 7190876, 14381752, 28763504]

約数ペア:

[(1, 28763504), (2, 14381752), (4, 7190876), (7, 4109072), (8, 3595438), (11, 2614864), (14, 2054536), (16, 1797719), (22, 1307432), (28, 1027268), (37, 777392), (44, 653716), (56, 513634), (74, 388696), (77, 373552), (88, 326858), (112, 256817), (148, 194348), (154, 186776), (176, 163429), (259, 111056), (296, 97174), (308, 93388), (407, 70672), (518, 55528), (592, 48587), (616, 46694), (631, 45584), (814, 35336), (1036, 27764), (1232, 23347), (1262, 22792), (1628, 17668), (2072, 13882), (2524, 11396), (2849, 10096), (3256, 8834), (4144, 6941), (4417, 6512), (5048, 5698)]