208576511

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 255360000

約数和(自身を除く): 46783489

約数列:

[1, 11, 13, 37, 79, 143, 407, 481, 499, 869, 1027, 2923, 5291, 5489, 6487, 11297, 18463, 32153, 37999, 39421, 71357, 203093, 240019, 417989, 433631, 512473, 1458577, 2640209, 5637203, 16044347, 18961501, 208576511]

約数ペア:

[(1, 208576511), (11, 18961501), (13, 16044347), (37, 5637203), (79, 2640209), (143, 1458577), (407, 512473), (481, 433631), (499, 417989), (869, 240019), (1027, 203093), (2923, 71357), (5291, 39421), (5489, 37999), (6487, 32153), (11297, 18463)]