202456989

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{18793}}^1$

素因数の和:18831

約数の個数: 40

約数和(自身を含む): 363851840

約数和(自身を除く): 161394851

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 399, 513, 567, 1197, 1539, 3591, 10773, 18793, 56379, 131551, 169137, 357067, 394653, 507411, 1071201, 1183959, 1522233, 2499469, 3213603, 3551877, 7498407, 9640809, 10655631, 22495221, 28922427, 67485663, 202456989]

約数ペア:

[(1, 202456989), (3, 67485663), (7, 28922427), (9, 22495221), (19, 10655631), (21, 9640809), (27, 7498407), (57, 3551877), (63, 3213603), (81, 2499469), (133, 1522233), (171, 1183959), (189, 1071201), (399, 507411), (513, 394653), (567, 357067), (1197, 169137), (1539, 131551), (3591, 56379), (10773, 18793)]