38664945

素因数分解:

$3^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{263}}^1$

素因数の和:305

約数の個数: 72

約数和(自身を含む): 76684608

約数和(自身を除く): 38019663

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 121, 135, 165, 243, 263, 297, 363, 405, 495, 605, 789, 891, 1089, 1215, 1315, 1485, 1815, 2367, 2673, 2893, 3267, 3945, 4455, 5445, 7101, 8679, 9801, 11835, 13365, 14465, 16335, 21303, 26037, 29403, 31823, 35505, 43395, 49005, 63909, 78111, 95469, 106515, 130185, 147015, 159115, 234333, 286407, 319545, 390555, 477345, 702999, 859221, 1171665, 1432035, 2577663, 3514995, 4296105, 7732989, 12888315, 38664945]

約数ペア:

[(1, 38664945), (3, 12888315), (5, 7732989), (9, 4296105), (11, 3514995), (15, 2577663), (27, 1432035), (33, 1171665), (45, 859221), (55, 702999), (81, 477345), (99, 390555), (121, 319545), (135, 286407), (165, 234333), (243, 159115), (263, 147015), (297, 130185), (363, 106515), (405, 95469), (495, 78111), (605, 63909), (789, 49005), (891, 43395), (1089, 35505), (1215, 31823), (1315, 29403), (1485, 26037), (1815, 21303), (2367, 16335), (2673, 14465), (2893, 13365), (3267, 11835), (3945, 9801), (4455, 8679), (5445, 7101)]