243661041

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1553}}^1$

素因数の和:1727

約数の個数: 40

約数和(自身を含む): 394871400

約数和(自身を除く): 151210359

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 149, 351, 447, 1053, 1341, 1553, 1937, 4023, 4659, 5811, 12069, 13977, 17433, 20189, 41931, 52299, 60567, 125793, 156897, 181701, 231397, 545103, 694191, 1635309, 2082573, 3008161, 6247719, 9024483, 18743157, 27073449, 81220347, 243661041]

約数ペア:

[(1, 243661041), (3, 81220347), (9, 27073449), (13, 18743157), (27, 9024483), (39, 6247719), (81, 3008161), (117, 2082573), (149, 1635309), (351, 694191), (447, 545103), (1053, 231397), (1341, 181701), (1553, 156897), (1937, 125793), (4023, 60567), (4659, 52299), (5811, 41931), (12069, 20189), (13977, 17433)]