51891138

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{383}}^1$

素因数の和:600

約数の個数: 64

約数和(自身を含む): 125153280

約数和(自身を除く): 73262142

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 193, 234, 351, 383, 386, 579, 702, 766, 1149, 1158, 1737, 2298, 2509, 3447, 3474, 4979, 5018, 5211, 6894, 7527, 9958, 10341, 10422, 14937, 15054, 20682, 22581, 29874, 44811, 45162, 67743, 73919, 89622, 134433, 135486, 147838, 221757, 268866, 443514, 665271, 960947, 1330542, 1921894, 1995813, 2882841, 3991626, 5765682, 8648523, 17297046, 25945569, 51891138]

約数ペア:

[(1, 51891138), (2, 25945569), (3, 17297046), (6, 8648523), (9, 5765682), (13, 3991626), (18, 2882841), (26, 1995813), (27, 1921894), (39, 1330542), (54, 960947), (78, 665271), (117, 443514), (193, 268866), (234, 221757), (351, 147838), (383, 135486), (386, 134433), (579, 89622), (702, 73919), (766, 67743), (1149, 45162), (1158, 44811), (1737, 29874), (2298, 22581), (2509, 20682), (3447, 15054), (3474, 14937), (4979, 10422), (5018, 10341), (5211, 9958), (6894, 7527)]