1339628

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:217

約数の個数: 24

約数和(自身を含む): 2449440

約数和(自身を除く): 1109812

約数列:

[1, 2, 4, 53, 71, 89, 106, 142, 178, 212, 284, 356, 3763, 4717, 6319, 7526, 9434, 12638, 15052, 18868, 25276, 334907, 669814, 1339628]

約数ペア:

[(1, 1339628), (2, 669814), (4, 334907), (53, 25276), (71, 18868), (89, 15052), (106, 12638), (142, 9434), (178, 7526), (212, 6319), (284, 4717), (356, 3763)]