27797685

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{409}}^1$

素因数の和:637

約数の個数: 32

約数和(自身を含む): 46759680

約数和(自身を除く): 18961995

約数列:

[1, 3, 5, 15, 23, 69, 115, 197, 345, 409, 591, 985, 1227, 2045, 2955, 4531, 6135, 9407, 13593, 22655, 28221, 47035, 67965, 80573, 141105, 241719, 402865, 1208595, 1853179, 5559537, 9265895, 27797685]

約数ペア:

[(1, 27797685), (3, 9265895), (5, 5559537), (15, 1853179), (23, 1208595), (69, 402865), (115, 241719), (197, 141105), (345, 80573), (409, 67965), (591, 47035), (985, 28221), (1227, 22655), (2045, 13593), (2955, 9407), (4531, 6135)]