542961

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:133

約数の個数: 24

約数和(自身を含む): 851136

約数和(自身を除く): 308175

約数列:

[1, 3, 9, 23, 43, 61, 69, 129, 183, 207, 387, 549, 989, 1403, 2623, 2967, 4209, 7869, 8901, 12627, 23607, 60329, 180987, 542961]

約数ペア:

[(1, 542961), (3, 180987), (9, 60329), (23, 23607), (43, 12627), (61, 8901), (69, 7869), (129, 4209), (183, 2967), (207, 2623), (387, 1403), (549, 989)]