268647519

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{5653}}^1$

素因数の和:5767

約数の個数: 32

約数和(自身を含む): 428437504

約数和(自身を除く): 159789985

約数列:

[1, 3, 7, 21, 31, 73, 93, 217, 219, 511, 651, 1533, 2263, 5653, 6789, 15841, 16959, 39571, 47523, 118713, 175243, 412669, 525729, 1226701, 1238007, 2888683, 3680103, 8666049, 12792739, 38378217, 89549173, 268647519]

約数ペア:

[(1, 268647519), (3, 89549173), (7, 38378217), (21, 12792739), (31, 8666049), (73, 3680103), (93, 2888683), (217, 1238007), (219, 1226701), (511, 525729), (651, 412669), (1533, 175243), (2263, 118713), (5653, 47523), (6789, 39571), (15841, 16959)]