31084361

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21247}}^1$

素因数の和:21284

約数の個数: 16

約数和(自身を含む): 40796160

約数和(自身を除く): 9711799

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 21247, 148729, 233717, 403693, 1636019, 2825851, 4440623, 31084361]

約数ペア:

[(1, 31084361), (7, 4440623), (11, 2825851), (19, 1636019), (77, 403693), (133, 233717), (209, 148729), (1463, 21247)]