188519247

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{463}}^1$

素因数の和:780

約数の個数: 48

約数和(自身を含む): 326596608

約数和(自身を除く): 138077361

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 281, 463, 483, 843, 1389, 1449, 1967, 2529, 3241, 4167, 5901, 6463, 9723, 10649, 17703, 19389, 29169, 31947, 45241, 58167, 74543, 95841, 130103, 135723, 223629, 390309, 407169, 670887, 910721, 1170927, 2732163, 2992369, 8196489, 8977107, 20946583, 26931321, 62839749, 188519247]

約数ペア:

[(1, 188519247), (3, 62839749), (7, 26931321), (9, 20946583), (21, 8977107), (23, 8196489), (63, 2992369), (69, 2732163), (161, 1170927), (207, 910721), (281, 670887), (463, 407169), (483, 390309), (843, 223629), (1389, 135723), (1449, 130103), (1967, 95841), (2529, 74543), (3241, 58167), (4167, 45241), (5901, 31947), (6463, 29169), (9723, 19389), (10649, 17703)]