264260438

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:249

約数の個数: 64

約数和(自身を含む): 459188352

約数和(自身を除く): 194927914

約数列:

[1, 2, 13, 26, 37, 53, 71, 73, 74, 106, 142, 146, 481, 689, 923, 949, 962, 1378, 1846, 1898, 1961, 2627, 2701, 3763, 3869, 3922, 5183, 5254, 5402, 7526, 7738, 10366, 25493, 34151, 35113, 48919, 50297, 50986, 67379, 68302, 70226, 97838, 100594, 134758, 139231, 143153, 191771, 274699, 278462, 286306, 383542, 549398, 1810003, 1860989, 2493023, 3571087, 3620006, 3721978, 4986046, 7142174, 10163863, 20327726, 132130219, 264260438]

約数ペア:

[(1, 264260438), (2, 132130219), (13, 20327726), (26, 10163863), (37, 7142174), (53, 4986046), (71, 3721978), (73, 3620006), (74, 3571087), (106, 2493023), (142, 1860989), (146, 1810003), (481, 549398), (689, 383542), (923, 286306), (949, 278462), (962, 274699), (1378, 191771), (1846, 143153), (1898, 139231), (1961, 134758), (2627, 100594), (2701, 97838), (3763, 70226), (3869, 68302), (3922, 67379), (5183, 50986), (5254, 50297), (5402, 48919), (7526, 35113), (7738, 34151), (10366, 25493)]