17953325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1493}}^1$

素因数の和:1553

約数の個数: 24

約数和(自身を含む): 24639048

約数和(自身を除く): 6685723

約数列:

[1, 5, 13, 25, 37, 65, 185, 325, 481, 925, 1493, 2405, 7465, 12025, 19409, 37325, 55241, 97045, 276205, 485225, 718133, 1381025, 3590665, 17953325]

約数ペア:

[(1, 17953325), (5, 3590665), (13, 1381025), (25, 718133), (37, 485225), (65, 276205), (185, 97045), (325, 55241), (481, 37325), (925, 19409), (1493, 12025), (2405, 7465)]