156487905

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{6997}}^1$

素因数の和:7086

約数の個数: 48

約数和(自身を含む): 314406144

約数和(自身を除く): 157918239

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 71, 105, 213, 315, 355, 497, 639, 1065, 1491, 2485, 3195, 4473, 6997, 7455, 20991, 22365, 34985, 48979, 62973, 104955, 146937, 244895, 314865, 440811, 496787, 734685, 1490361, 2204055, 2483935, 3477509, 4471083, 7451805, 10432527, 17387545, 22355415, 31297581, 52162635, 156487905]

約数ペア:

[(1, 156487905), (3, 52162635), (5, 31297581), (7, 22355415), (9, 17387545), (15, 10432527), (21, 7451805), (35, 4471083), (45, 3477509), (63, 2483935), (71, 2204055), (105, 1490361), (213, 734685), (315, 496787), (355, 440811), (497, 314865), (639, 244895), (1065, 146937), (1491, 104955), (2485, 62973), (3195, 48979), (4473, 34985), (6997, 22365), (7455, 20991)]