201787855

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{42797}}^1$

素因数の和:42866

約数の個数: 16

約数和(自身を含む): 258842304

約数和(自身を除く): 57054449

約数列:

[1, 5, 23, 41, 115, 205, 943, 4715, 42797, 213985, 984331, 1754677, 4921655, 8773385, 40357571, 201787855]

約数ペア:

[(1, 201787855), (5, 40357571), (23, 8773385), (41, 4921655), (115, 1754677), (205, 984331), (943, 213985), (4715, 42797)]