238774809

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{51449}}^1$

素因数の和:51489

約数の個数: 32

約数和(自身を含む): 414892800

約数和(自身を除く): 176117991

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4641, 51449, 154347, 360143, 668837, 874633, 1080429, 2006511, 2623899, 4681859, 6122431, 11370229, 14045577, 18367293, 34110687, 79591603, 238774809]

約数ペア:

[(1, 238774809), (3, 79591603), (7, 34110687), (13, 18367293), (17, 14045577), (21, 11370229), (39, 6122431), (51, 4681859), (91, 2623899), (119, 2006511), (221, 1080429), (273, 874633), (357, 668837), (663, 360143), (1547, 154347), (4641, 51449)]