16993179

素因数分解:

$3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1913}}^1$

素因数の和:1976

約数の個数: 32

約数和(自身を含む): 29399040

約数和(自身を除く): 12405861

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 141, 189, 329, 423, 987, 1269, 1913, 2961, 5739, 8883, 13391, 17217, 40173, 51651, 89911, 120519, 269733, 361557, 629377, 809199, 1888131, 2427597, 5664393, 16993179]

約数ペア:

[(1, 16993179), (3, 5664393), (7, 2427597), (9, 1888131), (21, 809199), (27, 629377), (47, 361557), (63, 269733), (141, 120519), (189, 89911), (329, 51651), (423, 40173), (987, 17217), (1269, 13391), (1913, 8883), (2961, 5739)]