26028639

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{521}}^1$

素因数の和:608

約数の個数: 48

約数和(自身を含む): 47121984

約数和(自身を除く): 21093345

約数列:

[1, 3, 7, 9, 13, 21, 39, 61, 63, 91, 117, 183, 273, 427, 521, 549, 793, 819, 1281, 1563, 2379, 3647, 3843, 4689, 5551, 6773, 7137, 10941, 16653, 20319, 31781, 32823, 47411, 49959, 60957, 95343, 142233, 222467, 286029, 413153, 426699, 667401, 1239459, 2002203, 2892071, 3718377, 8676213, 26028639]

約数ペア:

[(1, 26028639), (3, 8676213), (7, 3718377), (9, 2892071), (13, 2002203), (21, 1239459), (39, 667401), (61, 426699), (63, 413153), (91, 286029), (117, 222467), (183, 142233), (273, 95343), (427, 60957), (521, 49959), (549, 47411), (793, 32823), (819, 31781), (1281, 20319), (1563, 16653), (2379, 10941), (3647, 7137), (3843, 6773), (4689, 5551)]