81561627

素因数分解:

$3^3\times 7^3\times {\mathrm{8807}}^1$

素因数の和:8837

約数の個数: 32

約数和(自身を含む): 140928000

約数和(自身を除く): 59366373

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 343, 441, 1029, 1323, 3087, 8807, 9261, 26421, 61649, 79263, 184947, 237789, 431543, 554841, 1294629, 1664523, 3020801, 3883887, 9062403, 11651661, 27187209, 81561627]

約数ペア:

[(1, 81561627), (3, 27187209), (7, 11651661), (9, 9062403), (21, 3883887), (27, 3020801), (49, 1664523), (63, 1294629), (147, 554841), (189, 431543), (343, 237789), (441, 184947), (1029, 79263), (1323, 61649), (3087, 26421), (8807, 9261)]