749191521

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1\times {\mathrm{1759}}^1$

素因数の和:2005

約数の個数: 32

約数和(自身を含む): 1099141120

約数和(自身を除く): 349949599

約数列:

[1, 3, 13, 39, 67, 163, 201, 489, 871, 1759, 2119, 2613, 5277, 6357, 10921, 22867, 32763, 68601, 117853, 141973, 286717, 353559, 425919, 860151, 1532089, 3727321, 4596267, 11181963, 19210039, 57630117, 249730507, 749191521]

約数ペア:

[(1, 749191521), (3, 249730507), (13, 57630117), (39, 19210039), (67, 11181963), (163, 4596267), (201, 3727321), (489, 1532089), (871, 860151), (1759, 425919), (2119, 353559), (2613, 286717), (5277, 141973), (6357, 117853), (10921, 68601), (22867, 32763)]