72809786

素因数分解:

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

素因数の和:39138

約数の個数: 24

約数和(自身を含む): 133735680

約数和(自身を除く): 60925894

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 39103, 78206, 273721, 547442, 742957, 1485914, 1916047, 3832094, 5200699, 10401398, 36404893, 72809786]

約数ペア:

[(1, 72809786), (2, 36404893), (7, 10401398), (14, 5200699), (19, 3832094), (38, 1916047), (49, 1485914), (98, 742957), (133, 547442), (266, 273721), (931, 78206), (1862, 39103)]