380047215

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{6701}}^1$

素因数の和:6927

約数の個数: 32

約数和(自身を含む): 643392000

約数和(自身を除く): 263344785

約数列:

[1, 3, 5, 15, 19, 57, 95, 199, 285, 597, 995, 2985, 3781, 6701, 11343, 18905, 20103, 33505, 56715, 100515, 127319, 381957, 636595, 1333499, 1909785, 4000497, 6667495, 20002485, 25336481, 76009443, 126682405, 380047215]

約数ペア:

[(1, 380047215), (3, 126682405), (5, 76009443), (15, 25336481), (19, 20002485), (57, 6667495), (95, 4000497), (199, 1909785), (285, 1333499), (597, 636595), (995, 381957), (2985, 127319), (3781, 100515), (6701, 56715), (11343, 33505), (18905, 20103)]