147714721

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3257}}^1$

素因数の和:3325

約数の個数: 32

約数和(自身を含む): 200171520

約数和(自身を除く): 52456799

約数列:

[1, 7, 11, 19, 31, 77, 133, 209, 217, 341, 589, 1463, 2387, 3257, 4123, 6479, 22799, 35827, 45353, 61883, 100967, 250789, 433181, 680713, 706769, 1110637, 1918373, 4764991, 7774459, 13428611, 21102103, 147714721]

約数ペア:

[(1, 147714721), (7, 21102103), (11, 13428611), (19, 7774459), (31, 4764991), (77, 1918373), (133, 1110637), (209, 706769), (217, 680713), (341, 433181), (589, 250789), (1463, 100967), (2387, 61883), (3257, 45353), (4123, 35827), (6479, 22799)]