556784

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:137

約数の個数: 40

約数和(自身を含む): 1205280

約数和(自身を除く): 648496

約数列:

[1, 2, 4, 8, 16, 17, 23, 34, 46, 68, 89, 92, 136, 178, 184, 272, 356, 368, 391, 712, 782, 1424, 1513, 1564, 2047, 3026, 3128, 4094, 6052, 6256, 8188, 12104, 16376, 24208, 32752, 34799, 69598, 139196, 278392, 556784]

約数ペア:

[(1, 556784), (2, 278392), (4, 139196), (8, 69598), (16, 34799), (17, 32752), (23, 24208), (34, 16376), (46, 12104), (68, 8188), (89, 6256), (92, 6052), (136, 4094), (178, 3128), (184, 3026), (272, 2047), (356, 1564), (368, 1513), (391, 1424), (712, 782)]