1221093

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1$

素因数の和:393

約数の個数: 24

約数和(自身を含む): 1954368

約数和(自身を除く): 733275

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 347, 391, 1041, 1173, 3123, 3519, 5899, 7981, 17697, 23943, 53091, 71829, 135677, 407031, 1221093]

約数ペア:

[(1, 1221093), (3, 407031), (9, 135677), (17, 71829), (23, 53091), (51, 23943), (69, 17697), (153, 7981), (207, 5899), (347, 3519), (391, 3123), (1041, 1173)]