212220129

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{378289}}^1$

素因数の和:378320

約数の個数: 16

約数和(自身を含む): 326842560

約数和(自身を除く): 114622431

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 378289, 1134867, 4161179, 6430913, 12483537, 19292739, 70740043, 212220129]

約数ペア:

[(1, 212220129), (3, 70740043), (11, 19292739), (17, 12483537), (33, 6430913), (51, 4161179), (187, 1134867), (561, 378289)]