87345279

素因数分解:

$3^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{6967}}^1$

素因数の和:7179

約数の個数: 24

約数和(自身を含む): 144934400

約数和(自身を除く): 57589121

約数列:

[1, 3, 7, 9, 21, 63, 199, 597, 1393, 1791, 4179, 6967, 12537, 20901, 48769, 62703, 146307, 438921, 1386433, 4159299, 9705031, 12477897, 29115093, 87345279]

約数ペア:

[(1, 87345279), (3, 29115093), (7, 12477897), (9, 9705031), (21, 4159299), (63, 1386433), (199, 438921), (597, 146307), (1393, 62703), (1791, 48769), (4179, 20901), (6967, 12537)]