291239144

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{39103}}^1$

素因数の和:39142

約数の個数: 48

約数和(自身を含む): 668678400

約数和(自身を除く): 377439256

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 76, 98, 133, 152, 196, 266, 392, 532, 931, 1064, 1862, 3724, 7448, 39103, 78206, 156412, 273721, 312824, 547442, 742957, 1094884, 1485914, 1916047, 2189768, 2971828, 3832094, 5200699, 5943656, 7664188, 10401398, 15328376, 20802796, 36404893, 41605592, 72809786, 145619572, 291239144]

約数ペア:

[(1, 291239144), (2, 145619572), (4, 72809786), (7, 41605592), (8, 36404893), (14, 20802796), (19, 15328376), (28, 10401398), (38, 7664188), (49, 5943656), (56, 5200699), (76, 3832094), (98, 2971828), (133, 2189768), (152, 1916047), (196, 1485914), (266, 1094884), (392, 742957), (532, 547442), (931, 312824), (1064, 273721), (1862, 156412), (3724, 78206), (7448, 39103)]