78431772

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{821}}^1$

素因数の和:1266

約数の個数: 48

約数和(自身を含む): 193334400

約数和(自身を除く): 114902628

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 419, 821, 838, 1257, 1642, 1676, 2463, 2514, 3284, 4926, 5028, 7961, 9852, 15599, 15922, 23883, 31198, 31844, 46797, 47766, 62396, 93594, 95532, 187188, 343999, 687998, 1031997, 1375996, 2063994, 4127988, 6535981, 13071962, 19607943, 26143924, 39215886, 78431772]

約数ペア:

[(1, 78431772), (2, 39215886), (3, 26143924), (4, 19607943), (6, 13071962), (12, 6535981), (19, 4127988), (38, 2063994), (57, 1375996), (76, 1031997), (114, 687998), (228, 343999), (419, 187188), (821, 95532), (838, 93594), (1257, 62396), (1642, 47766), (1676, 46797), (2463, 31844), (2514, 31198), (3284, 23883), (4926, 15922), (5028, 15599), (7961, 9852)]