28385829

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{55333}}^1$

素因数の和:55361

約数の個数: 16

約数和(自身を含む): 44267200

約数和(自身を除く): 15881371

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 55333, 165999, 497997, 1051327, 1493991, 3153981, 9461943, 28385829]

約数ペア:

[(1, 28385829), (3, 9461943), (9, 3153981), (19, 1493991), (27, 1051327), (57, 497997), (171, 165999), (513, 55333)]