18290793

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 27216000

約数和(自身を除く): 8925207

約数列:

[1, 3, 17, 29, 51, 83, 87, 149, 249, 447, 493, 1411, 1479, 2407, 2533, 4233, 4321, 7221, 7599, 12367, 12963, 37101, 40919, 73457, 122757, 210239, 220371, 358643, 630717, 1075929, 6096931, 18290793]

約数ペア:

[(1, 18290793), (3, 6096931), (17, 1075929), (29, 630717), (51, 358643), (83, 220371), (87, 210239), (149, 122757), (249, 73457), (447, 40919), (493, 37101), (1411, 12963), (1479, 12367), (2407, 7599), (2533, 7221), (4233, 4321)]