168171905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{1373}}^1$

素因数の和:1537

約数の個数: 32

約数和(自身を含む): 235052928

約数和(自身を除く): 66881023

約数列:

[1, 5, 11, 17, 55, 85, 131, 187, 655, 935, 1373, 1441, 2227, 6865, 7205, 11135, 15103, 23341, 24497, 75515, 116705, 122485, 179863, 256751, 899315, 1283755, 1978493, 3057671, 9892465, 15288355, 33634381, 168171905]

約数ペア:

[(1, 168171905), (5, 33634381), (11, 15288355), (17, 9892465), (55, 3057671), (85, 1978493), (131, 1283755), (187, 899315), (655, 256751), (935, 179863), (1373, 122485), (1441, 116705), (2227, 75515), (6865, 24497), (7205, 23341), (11135, 15103)]