690183

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{347}}^1$

素因数の和:383

約数の個数: 24

約数和(自身を含む): 1140048

約数和(自身を除く): 449865

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 347, 663, 1041, 1989, 3123, 4511, 5899, 13533, 17697, 40599, 53091, 76687, 230061, 690183]

約数ペア:

[(1, 690183), (3, 230061), (9, 76687), (13, 53091), (17, 40599), (39, 17697), (51, 13533), (117, 5899), (153, 4511), (221, 3123), (347, 1989), (663, 1041)]