131427244

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 265628160

約数和(自身を除く): 134200916

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 79, 92, 107, 158, 169, 214, 299, 316, 338, 428, 598, 676, 1027, 1196, 1391, 1817, 2054, 2461, 2782, 3634, 3887, 4108, 4922, 5564, 7268, 7774, 8453, 9844, 13351, 15548, 16906, 18083, 23621, 26702, 31993, 33812, 36166, 47242, 53404, 63986, 72332, 94484, 109889, 127972, 194419, 219778, 307073, 388838, 415909, 439556, 614146, 777676, 831818, 1228292, 1428557, 1663636, 2527447, 2857114, 5054894, 5714228, 10109788, 32856811, 65713622, 131427244]

約数ペア:

[(1, 131427244), (2, 65713622), (4, 32856811), (13, 10109788), (23, 5714228), (26, 5054894), (46, 2857114), (52, 2527447), (79, 1663636), (92, 1428557), (107, 1228292), (158, 831818), (169, 777676), (214, 614146), (299, 439556), (316, 415909), (338, 388838), (428, 307073), (598, 219778), (676, 194419), (1027, 127972), (1196, 109889), (1391, 94484), (1817, 72332), (2054, 63986), (2461, 53404), (2782, 47242), (3634, 36166), (3887, 33812), (4108, 31993), (4922, 26702), (5564, 23621), (7268, 18083), (7774, 16906), (8453, 15548), (9844, 13351)]