287942732

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{2297}}^1$

素因数の和:2367

約数の個数: 72

約数和(自身を含む): 650389152

約数和(自身を除く): 362446420

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 74, 77, 121, 148, 154, 242, 259, 308, 407, 484, 518, 814, 847, 1036, 1628, 1694, 2297, 2849, 3388, 4477, 4594, 5698, 8954, 9188, 11396, 16079, 17908, 25267, 31339, 32158, 50534, 62678, 64316, 84989, 101068, 125356, 169978, 176869, 277937, 339956, 353738, 555874, 594923, 707476, 934879, 1111748, 1189846, 1869758, 1945559, 2379692, 3739516, 3891118, 6544153, 7782236, 10283669, 13088306, 20567338, 26176612, 41134676, 71985683, 143971366, 287942732]

約数ペア:

[(1, 287942732), (2, 143971366), (4, 71985683), (7, 41134676), (11, 26176612), (14, 20567338), (22, 13088306), (28, 10283669), (37, 7782236), (44, 6544153), (74, 3891118), (77, 3739516), (121, 2379692), (148, 1945559), (154, 1869758), (242, 1189846), (259, 1111748), (308, 934879), (407, 707476), (484, 594923), (518, 555874), (814, 353738), (847, 339956), (1036, 277937), (1628, 176869), (1694, 169978), (2297, 125356), (2849, 101068), (3388, 84989), (4477, 64316), (4594, 62678), (5698, 50534), (8954, 32158), (9188, 31339), (11396, 25267), (16079, 17908)]