27528815

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 37255680

約数和(自身を除く): 9726865

約数列:

[1, 5, 19, 23, 43, 95, 115, 215, 293, 437, 817, 989, 1465, 2185, 4085, 4945, 5567, 6739, 12599, 18791, 27835, 33695, 62995, 93955, 128041, 239381, 289777, 640205, 1196905, 1448885, 5505763, 27528815]

約数ペア:

[(1, 27528815), (5, 5505763), (19, 1448885), (23, 1196905), (43, 640205), (95, 289777), (115, 239381), (215, 128041), (293, 93955), (437, 62995), (817, 33695), (989, 27835), (1465, 18791), (2185, 12599), (4085, 6739), (4945, 5567)]