87909921

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{295993}}^1$

素因数の和:296013

約数の個数: 16

約数和(自身を含む): 142077120

約数和(自身を除く): 54167199

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 295993, 887979, 2663937, 3255923, 7991811, 9767769, 29303307, 87909921]

約数ペア:

[(1, 87909921), (3, 29303307), (9, 9767769), (11, 7991811), (27, 3255923), (33, 2663937), (99, 887979), (297, 295993)]