171447759

素因数分解:

$3^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4957}}^1$

素因数の和:5037

約数の個数: 40

約数和(自身を含む): 297559328

約数和(自身を除く): 126111569

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 81, 183, 189, 427, 549, 567, 1281, 1647, 3843, 4941, 4957, 11529, 14871, 34587, 34699, 44613, 104097, 133839, 302377, 312291, 401517, 907131, 936873, 2116639, 2721393, 2810619, 6349917, 8164179, 19049751, 24492537, 57149253, 171447759]

約数ペア:

[(1, 171447759), (3, 57149253), (7, 24492537), (9, 19049751), (21, 8164179), (27, 6349917), (61, 2810619), (63, 2721393), (81, 2116639), (183, 936873), (189, 907131), (427, 401517), (549, 312291), (567, 302377), (1281, 133839), (1647, 104097), (3843, 44613), (4941, 34699), (4957, 34587), (11529, 14871)]