164904957

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:359

約数の個数: 64

約数和(自身を含む): 289935360

約数和(自身を除く): 125030403

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 103, 129, 189, 197, 301, 309, 387, 591, 721, 903, 927, 1161, 1379, 1773, 2163, 2709, 2781, 4137, 4429, 5319, 6489, 8127, 8471, 12411, 13287, 19467, 20291, 25413, 31003, 37233, 39861, 59297, 60873, 76239, 93009, 119583, 142037, 177891, 182619, 228717, 279027, 426111, 533673, 547857, 837081, 872513, 1278333, 1601019, 2617539, 3834999, 6107591, 7852617, 18322773, 23557851, 54968319, 164904957]

約数ペア:

[(1, 164904957), (3, 54968319), (7, 23557851), (9, 18322773), (21, 7852617), (27, 6107591), (43, 3834999), (63, 2617539), (103, 1601019), (129, 1278333), (189, 872513), (197, 837081), (301, 547857), (309, 533673), (387, 426111), (591, 279027), (721, 228717), (903, 182619), (927, 177891), (1161, 142037), (1379, 119583), (1773, 93009), (2163, 76239), (2709, 60873), (2781, 59297), (4137, 39861), (4429, 37233), (5319, 31003), (6489, 25413), (8127, 20291), (8471, 19467), (12411, 13287)]