145571715

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{271}}^1$

素因数の和:481

約数の個数: 64

約数和(自身を含む): 272609280

約数和(自身を除く): 127037565

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 173, 207, 271, 345, 519, 621, 813, 865, 1035, 1355, 1557, 2439, 2595, 3105, 3979, 4065, 4671, 6233, 7317, 7785, 11937, 12195, 18699, 19895, 23355, 31165, 35811, 36585, 46883, 56097, 59685, 93495, 107433, 140649, 168291, 179055, 234415, 280485, 421947, 537165, 703245, 841455, 1078309, 1265841, 2109735, 3234927, 5391545, 6329205, 9704781, 16174635, 29114343, 48523905, 145571715]

約数ペア:

[(1, 145571715), (3, 48523905), (5, 29114343), (9, 16174635), (15, 9704781), (23, 6329205), (27, 5391545), (45, 3234927), (69, 2109735), (115, 1265841), (135, 1078309), (173, 841455), (207, 703245), (271, 537165), (345, 421947), (519, 280485), (621, 234415), (813, 179055), (865, 168291), (1035, 140649), (1355, 107433), (1557, 93495), (2439, 59685), (2595, 56097), (3105, 46883), (3979, 36585), (4065, 35811), (4671, 31165), (6233, 23355), (7317, 19895), (7785, 18699), (11937, 12195)]