138198555

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{463}}^1$

素因数の和:558

約数の個数: 80

約数和(自身を含む): 274881024

約数和(自身を除く): 136682469

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 67, 81, 99, 135, 165, 201, 297, 335, 405, 463, 495, 603, 737, 891, 1005, 1389, 1485, 1809, 2211, 2315, 3015, 3685, 4167, 4455, 5093, 5427, 6633, 6945, 9045, 11055, 12501, 15279, 19899, 20835, 25465, 27135, 31021, 33165, 37503, 45837, 59697, 62505, 76395, 93063, 99495, 137511, 155105, 187515, 229185, 279189, 298485, 341231, 412533, 465315, 687555, 837567, 1023693, 1395945, 1706155, 2062665, 2512701, 3071079, 4187835, 5118465, 9213237, 12563505, 15355395, 27639711, 46066185, 138198555]

約数ペア:

[(1, 138198555), (3, 46066185), (5, 27639711), (9, 15355395), (11, 12563505), (15, 9213237), (27, 5118465), (33, 4187835), (45, 3071079), (55, 2512701), (67, 2062665), (81, 1706155), (99, 1395945), (135, 1023693), (165, 837567), (201, 687555), (297, 465315), (335, 412533), (405, 341231), (463, 298485), (495, 279189), (603, 229185), (737, 187515), (891, 155105), (1005, 137511), (1389, 99495), (1485, 93063), (1809, 76395), (2211, 62505), (2315, 59697), (3015, 45837), (3685, 37503), (4167, 33165), (4455, 31021), (5093, 27135), (5427, 25465), (6633, 20835), (6945, 19899), (9045, 15279), (11055, 12501)]