38990637

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1$

素因数の和:482

約数の個数: 48

約数和(自身を含む): 67816320

約数和(自身を除く): 28825683

約数列:

[1, 3, 7, 9, 21, 37, 43, 63, 111, 129, 259, 301, 333, 387, 389, 777, 903, 1167, 1591, 2331, 2709, 2723, 3501, 4773, 8169, 11137, 14319, 14393, 16727, 24507, 33411, 43179, 50181, 100233, 100751, 117089, 129537, 150543, 302253, 351267, 618899, 906759, 1053801, 1856697, 4332293, 5570091, 12996879, 38990637]

約数ペア:

[(1, 38990637), (3, 12996879), (7, 5570091), (9, 4332293), (21, 1856697), (37, 1053801), (43, 906759), (63, 618899), (111, 351267), (129, 302253), (259, 150543), (301, 129537), (333, 117089), (387, 100751), (389, 100233), (777, 50181), (903, 43179), (1167, 33411), (1591, 24507), (2331, 16727), (2709, 14393), (2723, 14319), (3501, 11137), (4773, 8169)]