27682221

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{69379}}^1$

素因数の和:69408

約数の個数: 16

約数和(自身を含む): 44403200

約数和(自身を除く): 16720979

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 69379, 208137, 485653, 1318201, 1456959, 3954603, 9227407, 27682221]

約数ペア:

[(1, 27682221), (3, 9227407), (7, 3954603), (19, 1456959), (21, 1318201), (57, 485653), (133, 208137), (399, 69379)]