31560876

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{811}}^1$

素因数の和:891

約数の個数: 72

約数和(自身を含む): 85123584

約数和(自身を除く): 53562708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 47, 69, 92, 94, 138, 141, 188, 207, 276, 282, 414, 423, 564, 811, 828, 846, 1081, 1622, 1692, 2162, 2433, 3243, 3244, 4324, 4866, 6486, 7299, 9729, 9732, 12972, 14598, 18653, 19458, 29196, 37306, 38117, 38916, 55959, 74612, 76234, 111918, 114351, 152468, 167877, 223836, 228702, 335754, 343053, 457404, 671508, 686106, 876691, 1372212, 1753382, 2630073, 3506764, 5260146, 7890219, 10520292, 15780438, 31560876]

約数ペア:

[(1, 31560876), (2, 15780438), (3, 10520292), (4, 7890219), (6, 5260146), (9, 3506764), (12, 2630073), (18, 1753382), (23, 1372212), (36, 876691), (46, 686106), (47, 671508), (69, 457404), (92, 343053), (94, 335754), (138, 228702), (141, 223836), (188, 167877), (207, 152468), (276, 114351), (282, 111918), (414, 76234), (423, 74612), (564, 55959), (811, 38916), (828, 38117), (846, 37306), (1081, 29196), (1622, 19458), (1692, 18653), (2162, 14598), (2433, 12972), (3243, 9732), (3244, 9729), (4324, 7299), (4866, 6486)]