16378485

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{379}}^1$

素因数の和:497

約数の個数: 32

約数和(自身を含む): 27287040

約数和(自身を除く): 10908555

約数列:

[1, 3, 5, 15, 43, 67, 129, 201, 215, 335, 379, 645, 1005, 1137, 1895, 2881, 5685, 8643, 14405, 16297, 25393, 43215, 48891, 76179, 81485, 126965, 244455, 380895, 1091899, 3275697, 5459495, 16378485]

約数ペア:

[(1, 16378485), (3, 5459495), (5, 3275697), (15, 1091899), (43, 380895), (67, 244455), (129, 126965), (201, 81485), (215, 76179), (335, 48891), (379, 43215), (645, 25393), (1005, 16297), (1137, 14405), (1895, 8643), (2881, 5685)]