82783431

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{331}}^1$

素因数の和:556

約数の個数: 32

約数和(自身を含む): 125894400

約数和(自身を除く): 43110969

約数列:

[1, 3, 9, 27, 59, 157, 177, 331, 471, 531, 993, 1413, 1593, 2979, 4239, 8937, 9263, 19529, 27789, 51967, 58587, 83367, 155901, 175761, 250101, 467703, 527283, 1403109, 3066053, 9198159, 27594477, 82783431]

約数ペア:

[(1, 82783431), (3, 27594477), (9, 9198159), (27, 3066053), (59, 1403109), (157, 527283), (177, 467703), (331, 250101), (471, 175761), (531, 155901), (993, 83367), (1413, 58587), (1593, 51967), (2979, 27789), (4239, 19529), (8937, 9263)]