1121913

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:285

約数の個数: 24

約数和(自身を含む): 1793792

約数和(自身を除く): 671879

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 223, 387, 559, 669, 1677, 2007, 2899, 5031, 8697, 9589, 26091, 28767, 86301, 124657, 373971, 1121913]

約数ペア:

[(1, 1121913), (3, 373971), (9, 124657), (13, 86301), (39, 28767), (43, 26091), (117, 9589), (129, 8697), (223, 5031), (387, 2899), (559, 2007), (669, 1677)]