173742165

素因数分解:

$3^4\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1583}}^1$

素因数の和:1871

約数の個数: 40

約数和(自身を含む): 312795648

約数和(自身を除く): 139053483

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 271, 405, 813, 1355, 1583, 2439, 4065, 4749, 7317, 7915, 12195, 14247, 21951, 23745, 36585, 42741, 71235, 109755, 128223, 213705, 428993, 641115, 1286979, 2144965, 3860937, 6434895, 11582811, 19304685, 34748433, 57914055, 173742165]

約数ペア:

[(1, 173742165), (3, 57914055), (5, 34748433), (9, 19304685), (15, 11582811), (27, 6434895), (45, 3860937), (81, 2144965), (135, 1286979), (271, 641115), (405, 428993), (813, 213705), (1355, 128223), (1583, 109755), (2439, 71235), (4065, 42741), (4749, 36585), (7317, 23745), (7915, 21951), (12195, 14247)]