1781497172

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1451}}^1\times {\mathrm{3373}}^1$

素因数の和:4848

約数の個数: 48

約数和(自身を含む): 3840853632

約数和(自身を除く): 2059356460

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 1451, 2902, 3373, 5804, 6746, 10157, 13492, 18863, 20314, 23611, 37726, 40628, 43849, 47222, 75452, 87698, 94444, 132041, 175396, 264082, 306943, 528164, 613886, 1227772, 4894223, 9788446, 19576892, 34259561, 63624899, 68519122, 127249798, 137038244, 254499596, 445374293, 890748586, 1781497172]

約数ペア:

[(1, 1781497172), (2, 890748586), (4, 445374293), (7, 254499596), (13, 137038244), (14, 127249798), (26, 68519122), (28, 63624899), (52, 34259561), (91, 19576892), (182, 9788446), (364, 4894223), (1451, 1227772), (2902, 613886), (3373, 528164), (5804, 306943), (6746, 264082), (10157, 175396), (13492, 132041), (18863, 94444), (20314, 87698), (23611, 75452), (37726, 47222), (40628, 43849)]