171399404

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 349907040

約数和(自身を除く): 178507636

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 89, 92, 121, 173, 178, 242, 253, 346, 356, 484, 506, 692, 979, 1012, 1903, 1958, 2047, 2783, 3806, 3916, 3979, 4094, 5566, 7612, 7958, 8188, 10769, 11132, 15397, 15916, 20933, 21538, 22517, 30794, 41866, 43076, 43769, 45034, 61588, 83732, 87538, 90068, 169367, 175076, 247687, 338734, 354131, 481459, 495374, 677468, 708262, 962918, 990748, 1416524, 1863037, 1925836, 3726074, 3895441, 7452148, 7790882, 15581764, 42849851, 85699702, 171399404]

約数ペア:

[(1, 171399404), (2, 85699702), (4, 42849851), (11, 15581764), (22, 7790882), (23, 7452148), (44, 3895441), (46, 3726074), (89, 1925836), (92, 1863037), (121, 1416524), (173, 990748), (178, 962918), (242, 708262), (253, 677468), (346, 495374), (356, 481459), (484, 354131), (506, 338734), (692, 247687), (979, 175076), (1012, 169367), (1903, 90068), (1958, 87538), (2047, 83732), (2783, 61588), (3806, 45034), (3916, 43769), (3979, 43076), (4094, 41866), (5566, 30794), (7612, 22517), (7958, 21538), (8188, 20933), (10769, 15916), (11132, 15397)]