31345535

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1493}}^1$

素因数の和:1547

約数の個数: 32

約数和(自身を含む): 45178560

約数和(自身を除く): 13833025

約数列:

[1, 5, 13, 17, 19, 65, 85, 95, 221, 247, 323, 1105, 1235, 1493, 1615, 4199, 7465, 19409, 20995, 25381, 28367, 97045, 126905, 141835, 329953, 368771, 482239, 1649765, 1843855, 2411195, 6269107, 31345535]

約数ペア:

[(1, 31345535), (5, 6269107), (13, 2411195), (17, 1843855), (19, 1649765), (65, 482239), (85, 368771), (95, 329953), (221, 141835), (247, 126905), (323, 97045), (1105, 28367), (1235, 25381), (1493, 20995), (1615, 19409), (4199, 7465)]