31310923

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1$

素因数の和:307

約数の個数: 32

約数和(自身を含む): 40296960

約数和(自身を除く): 8986037

約数列:

[1, 7, 17, 29, 43, 119, 203, 211, 301, 493, 731, 1247, 1477, 3451, 3587, 5117, 6119, 8729, 9073, 21199, 25109, 42833, 63511, 104023, 148393, 154241, 263117, 728161, 1079687, 1841819, 4472989, 31310923]

約数ペア:

[(1, 31310923), (7, 4472989), (17, 1841819), (29, 1079687), (43, 728161), (119, 263117), (203, 154241), (211, 148393), (301, 104023), (493, 63511), (731, 42833), (1247, 25109), (1477, 21199), (3451, 9073), (3587, 8729), (5117, 6119)]